{"title":"Rebuild Kits - Top End","description":null,"products":[{"product_id":"ezy-clips","title":"EZY clips","description":"Sold in pairs\r\n\r\nFits:\r\n\r\nO.E.M. \u0026amp; Vertex pistons only\r\n\r\nKTM 1998-on 250\/300\/360\/380 ALL\r\n\r\nHusaberg TE\/TC 250\/300 ALL\r\n\r\nHusqvarna '14-on TE\/TC\/TX 250\/300\r\n\r\nBeta 250\/300 RR ALL\r\n\r\nGasGas `21 and on EC\/EX250\/300","brand":"Rutherford Racing","offers":[{"title":"250-300","offer_id":42374366134347,"sku":"ezy250300","price":4.17,"currency_code":"GBP","in_stock":false},{"title":"125-150","offer_id":42374366167115,"sku":"ezy125150","price":4.17,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/KT54330074000.jpg?v=1785516284"},{"product_id":"ktm-300-tpi-2018-on-vertex-top-end-piston-kit","title":"KTM 300 TPI 2018 on Vertex Top End Piston Kit","description":" \r\n\r\n \r\n\r\nTop-end piston set including needle roller bearings, top end gasket set, suitable for KTM \/ GasGas \/ Husky TPI 300 2018-on.\r\n\r\n\u003cspan style=\"font-size: 16px\"\u003eMeasuring the bore is the best way to choose, but typically if piston is changed around 80hrs and the bikes hasn't seen lots of dusty conditions it will be as follows\r\n80hrs A size\r\n160hrs B size\r\n240hrs B size and so on, as the side of the bore sees very little wear we dont usually reconmend going over a B size, unless the Bore is taken out to the next size.\u003c\/span\u003e\r\n\r\nOem supplier vertex piston.\r\n\r\nAll pistons are heat treated with a T-5 hardening and tempering cycle\r\n\r\nAll piston heads are provided with a high-tech molybdenum disulfite coating in order to shorten the running-in period and extend the life of the pistons.\r\n\r\nCast piston sets are\r\n\r\nCast aluminum alloys (not forged) with 18% silicone, which result in an extremely light but very strong piston. Replica pistons and all rings are original spare parts","brand":"Rutherford Racing","offers":[{"title":"A (for new barrels and first piston change)","offer_id":42374366396491,"sku":"TK42442A","price":147.5,"currency_code":"GBP","in_stock":true},{"title":"B (for 2nd piston change and subsequent)","offer_id":42374366429259,"sku":"TK42442B","price":147.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/20211111_171610-scaled_2f0df489-a6cb-403b-b5c9-66955d871c6f.jpg?v=1785514995"},{"product_id":"ktm-250-tpi-2017-on-vertex-top-end-piston-kit-includes-ez-clips","title":"KTM 250 TPI 2017on Vertex Top End Piston Kit","description":"Top-end piston set including needle roller bearings and top end gasket set, suitable for KTM \/ GasGas \/ Husky TPI 250 2017-on.\r\n\r\nA size is recommended for new cylinders\r\n\r\nB size is recommended for first and subsequent piston changes. (See handbook tolerances for when to use C size)\r\n\r\nOem supplier vertex piston.\r\n\r\nAll pistons are heat treated with a T-5 hardening and tempering cycle\r\n\r\nAll piston heads are provided with a high-tech molybdenum disulfite coating in order to shorten the running-in period and extend the life of the pistons.\r\n\r\nCast piston sets are\r\n\r\nCast aluminium alloys (not forged) with 18% silicone, which result in an extremely light but very strong piston. Replica pistons and all rings are original spare parts","brand":"Rutherford Racing","offers":[{"title":"A (for new barrels and first piston change)","offer_id":42374367084619,"sku":"TK36302A","price":133.33,"currency_code":"GBP","in_stock":true},{"title":"B (for 2nd piston change and subsequent)","offer_id":42374367117387,"sku":"TK36302B","price":133.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/20211111_171610-scaled_e09893e2-8028-49a2-a172-679b1a78cdb1.jpg?v=1785518086"},{"product_id":"ktm-150-cast-genuine-piston-kit-51730007000-includes-ez-clips","title":"KTM 150 Cast Genuine Piston Kit 51730007000","description":"Top-end piston set including EZ clips suitable for KTM \/ Husky TPI 150 2020-on.\r\n\r\nA size is recommended for new cylinders\r\n\r\nB size is recommended for first and subsequent piston changes.\r\n\r\nUpgrade over the forged pistons spec'd for the 2020 bikes.\r\n\r\nThese are not made by Vertex so must use Genuine KTM. The Vertex piston is forged and much higher seize risk.","brand":"Rutherford Racing","offers":[{"title":"A (for new barrels and first piston change)","offer_id":42374367477835,"sku":"51730007000 1","price":85.83,"currency_code":"GBP","in_stock":true},{"title":"B (for 2nd piston change and subsequent)","offer_id":42374367510603,"sku":"51730007000 11","price":85.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/20211215_185751-scaled_723c7ba3-ac83-4269-a737-02fe77086e08.jpg?v=1785514808"},{"product_id":"ktm-group-250-to-300-conversion-kit-55730905144","title":"KTM Group 250 TPI to 300 TPI conversion kit (55730905144)","description":"Currently discontinued at KTM but we have our other conversion kit here which uses a mixture of genuine components and aftermarket - https:\/\/rutherfordracing.co.uk\/product\/ktm-group-250-tpi-to-300-tpi-conversion-kit-inc-ecu-flash\/\r\n\r\n \r\n\r\nAll required parts for converting your 250 TPI to a 300 TPI. (Doesn't include PV covers pictured but yours will fit if 2020 on 250, for 18\/19 250 give us a call)\r\n\r\n ","brand":"Rutherford Racing","offers":[{"title":"Default Title","offer_id":42374367543371,"sku":"9101","price":725.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/pho_nmon_55730905144_300_factory_kit__sall__awsg__v1_30c7013a-9bb4-4a0c-952b-760c1ff34bb7.jpg?v=1785495528"},{"product_id":"ktm-125-150-small-end-bearing-1998-to-current","title":"KTM 125 \/ 150 Small End Bearing 1998 to Current","description":"\u003cspan style=\"font-size: 16px\"\u003ePROX 21.3206, 09263-15040 Piston Pin Small End Bearing. Made In Japan\u003c\/span\u003e","brand":"Rutherford Racing","offers":[{"title":"Default Title","offer_id":42374368755787,"sku":"9779","price":8.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/Screenshot-2022-03-03-130243_5518306c-9c09-485b-b8b6-cd324ac21158.jpg?v=1785514825"},{"product_id":"ktm-250-300-small-end-bearing","title":"KTM 250 \/ 300 Small End Bearing","description":"","brand":"Rutherford Racing","offers":[{"title":"Default Title","offer_id":42376933343307,"sku":"21.632","price":8.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/Screenshot-2022-03-03-130243_eb63b5cd-ddac-4570-afd1-62348dbc51a8.jpg?v=1785491028"},{"product_id":"ktm-300-tpi-vertex-piston-kit-includes-ez-clips","title":"KTM 300 TPI Vertex Piston Kit Husky GasGas","description":"Top-end piston set ' suitable for KTM \/ GasGas \/ Husky TPI 300\r\n\r\nA size is recommended for new cylinders\r\n\r\nB size is recommended for first and subsequent piston changes.\r\n\r\nOem supplier vertex piston.\r\n\r\nAll pistons are heat treated with a T-5 hardening and tempering cycle\r\n\r\nAll piston heads are provided with a high-tech molybdenum disulfite coating in order to shorten the running-in period and extend the life of the pistons.\r\n\r\nCast piston sets are\r\n\r\nCast aluminum alloys (not forged) with 18% silicone, which result in an extremely light but very strong piston. Replica pistons and all rings are original spare parts","brand":"Rutherford Racing","offers":[{"title":"A (for new barrels and first piston change)","offer_id":42376933376075,"sku":"24244A","price":116.67,"currency_code":"GBP","in_stock":false},{"title":"B (for 2nd piston change and subsequent)","offer_id":42376933408843,"sku":"24244B","price":116.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/s-l1600.jpg?v=1785517832"},{"product_id":"ktm-250-tpi-vertex-piston-kit-includes-ez-clips-husky-gasgas-copy","title":"KTM 250 TPI Vertex Piston Kit Husky GasGas","description":"Top-end piston set' suitable for KTM \/ GasGas \/ Husky TPI 250\r\n\r\nA size is recommended for new cylinders\r\n\r\nB size is recommended for first and subsequent piston changes.\r\n\r\nOem supplier vertex piston.\r\n\r\nAll pistons are heat treated with a T-5 hardening and tempering cycle\r\n\r\nAll piston heads are provided with a high-tech molybdenum disulfite coating in order to shorten the running-in period and extend the life of the pistons.\r\n\r\nCast piston sets are\r\n\r\nCast aluminum alloys (not forged) with 18% silicone, which result in an extremely light but very strong piston. Replica pistons and all rings are original spare parts","brand":"Rutherford Racing","offers":[{"title":"A (for new barrels and first piston change)","offer_id":42376933441611,"sku":"23630A","price":116.67,"currency_code":"GBP","in_stock":false},{"title":"B (for 2nd piston change and subsequent)","offer_id":42376933474379,"sku":"23630B","price":116.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/s-l1600-1.jpg?v=1785515087"},{"product_id":"ktm-group-125-2023-on-tbi-top-end-rebuild-kit-tsp","title":"TSP KTM 'Group' 125 2023-on TBI Top End Rebuild kit","description":"This TSP top end rebuild kit will suit KTM 'Group' 2023-on TBI 125cc Models. Images shows the gaskets you will receive.' You will receive the correct parts for your model.\r\n\r\nIt includes:\r\n\u003cul type=\"disc\"\u003e\r\n \t\u003cli\u003eMeteor piston kit in the size of your choice (A or B). Piston kit includes rings, pin, circlips and a high quality cast piston. These pistons are made by Meteor in Italy and are THE BEST available. The new Meteor piston features a special coating on the crown to reduce temps of the incoming charge and reduce detonation. This is a cutting edge piston developed especially for KTM.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit.' Includes two gaskets to achieve the stock 0.60mm thickness base gasket, powervalve cover gaskets, copper washers and O rings' all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003eTSP little end bearing\u003c\/li\u003e\r\n\u003c\/ul\u003e","brand":"Rutherford Racing","offers":[{"title":"A","offer_id":42376942682187,"sku":"C.PK.KT125.01on.A PC2472A","price":151.67,"currency_code":"GBP","in_stock":true},{"title":"B","offer_id":42376942714955,"sku":"16046","price":151.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/store_carmera_2023414_154916_659.jpg?v=1785509490"},{"product_id":"ktm-group-300-2023-on-tbi-top-end-rebuild-kit-tsp","title":"TSP KTM 'Group' 300 2023-on TBI Top End Rebuild kit","description":"This TSP top end rebuild kit will suit KTM ‘Group’ 2023-on TBI 300cc Models. Images shows the gaskets you will receive.  You will receive the correct parts for your model.\r\n\r\nIt includes:\r\n\u003cul type=\"disc\"\u003e\r\n \t\u003cli\u003eMeteor piston kit in the size of your choice (A or B). Piston kit includes rings, pin, circlips and a high quality cast piston. These pistons are made by Meteor in Italy and are THE BEST available. The new Meteor piston features a special coating on the crown to reduce temps of the incoming charge and reduce detonation. This is a cutting edge piston developed especially for KTM.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit.  Includes two gaskets to achieve the stock 0.60mm thickness base gasket, powervalve cover gaskets, copper washers and O rings… all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003eTSP little end bearing\u003c\/li\u003e\r\n \t\u003cli\u003eMay include EZ clips free of charge (worth $29.95) for ease of piston installation. Please note these only suit our Meteor pistons, OEM and Vertex. It may also suit pistons with a 1.5mm wire clip\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nTSP rebuild kits are put together by TSP using parts sourced direct from OEM manufacturers in Japan and Europe. The parts we select are THE BEST available for each make\/model and many are the exact same parts as the genuine items. All TSP rebuild kits are kept in stock at TSP.\r\n\r\nPiston sizing: ideally you should measure your bore with a dial gauge to work out the correct piston sizing. If you cannot do this then a rough rule of thumb is use an A size under 100 hours of engine run time and use a B size over 100 hours of engine run time. Its ALWAYS better to have a bit too much clearance than not enough, so if in doubt use an A size.","brand":"Rutherford Racing","offers":[{"title":"A","offer_id":42376951660619,"sku":"P.RKT.KT300.23on.A","price":150.0,"currency_code":"GBP","in_stock":true},{"title":"B","offer_id":42376951693387,"sku":"P.RKT.KT300.23on.B","price":147.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/store_carmera_2023414_15226_879_064d1bd8-8766-482d-a7e4-e9260ba7cbc5.jpg?v=1785519024"},{"product_id":"ktm-group-250-2023-on-tbi-top-end-rebuild-kit-tsp","title":"TSP KTM 'Group' 250 2023-on TBI Top End Rebuild kit","description":"This TSP top end rebuild kit will suit KTM ‘Group’ 2023-on TBI 250cc Models. Images shows the gaskets you will receive.  You will receive the correct parts for your model.\r\n\r\nIt includes:\r\n\u003cul type=\"disc\"\u003e\r\n \t\u003cli\u003eMeteor piston kit in the size of your choice (A or B). Piston kit includes rings, pin, circlips and a high quality cast piston. These pistons are made by Meteor in Italy and are THE BEST available. The new Meteor piston features a special coating on the crown to reduce temps of the incoming charge and reduce detonation. This is a cutting edge piston developed especially for KTM.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit.  Includes two gaskets to achieve the stock 0.60mm thickness base gasket, powervalve cover gaskets, copper washers and O rings… all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003eTSP little end bearing\u003c\/li\u003e\r\n \t\u003cli\u003eMay include EZ clips free of charge (worth $29.95) for ease of piston installation. Please note these only suit our Meteor pistons, OEM and Vertex. It may also suit pistons with a 1.5mm wire clip\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nTSP rebuild kits are put together by TSP using parts sourced direct from OEM manufacturers in Japan and Europe. The parts we select are THE BEST available for each make\/model and many are the exact same parts as the genuine items. All TSP rebuild kits are kept in stock at TSP.\r\n\r\nPiston sizing: ideally you should measure your bore with a dial gauge to work out the correct piston sizing. If you cannot do this then a rough rule of thumb is use an A size under 100 hours of engine run time and use a B size over 100 hours of engine run time. Its ALWAYS better to have a bit too much clearance than not enough, so if in doubt use an A size.","brand":"Rutherford Racing","offers":[{"title":"A","offer_id":42376960639051,"sku":"KTMGTBETERKTSPA-1","price":133.33,"currency_code":"GBP","in_stock":true},{"title":"B","offer_id":42376960671819,"sku":"C.PK.KT300.18on.TBI.B PC2668B-1","price":133.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/store_carmera_2023414_15226_879_be21d0d6-4951-40a5-8580-9a8a18d61b85.jpg?v=1785509322"},{"product_id":"ktm-group-125-2023-on-tbi-top-end-rebuild-kit-tsp-12-degree","title":"TSP KTM 'Group' 125 2023-on TBI Top End Rebuild kit 12 Degree","description":"Will be updated with 12 degree specs when we get them.\r\n\r\nThis TSP top end rebuild kit will suit KTM 'Group' 2023-on TBI 125cc Models. Images shows the gaskets you will receive.' You will receive the correct parts for your model.\r\n\r\nIt includes:\r\n\u003cul type=\"disc\"\u003e\r\n \t\u003cli\u003eMeteor piston kit in the size of your choice (A or B). Piston kit includes rings, pin, circlips and a high quality cast piston. These pistons are made by Meteor in Italy and are THE BEST available. The new Meteor piston features a special coating on the crown to reduce temps of the incoming charge and reduce detonation. This is a cutting edge piston developed especially for KTM.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit.' Includes two gaskets to achieve the stock 0.60mm thickness base gasket, powervalve cover gaskets, copper washers and O rings' all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003eTSP little end bearing\u003c\/li\u003e\r\n\u003c\/ul\u003e","brand":"Rutherford Racing","offers":[{"title":"A","offer_id":42376999698507,"sku":"P.RKT.KT125.23on.12DEG.A","price":151.67,"currency_code":"GBP","in_stock":true},{"title":"B","offer_id":42376999731275,"sku":"P.RKT.KT125.23on.12DEG.B","price":151.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/store_carmera_2023414_154916_659_63f0b9ed-a346-483b-a564-8b768aa325e0.jpg?v=1785517558"},{"product_id":"tsp-ktm-group-300-2017-2023-tpi-carb-top-end-rebuild-kit","title":"TSP KTM ‘Group’ 300 2017-2023 TPI\/Carb Top End Rebuild kit","description":"This TSP top end rebuild kit will suit KTM300TPI and Husky 300i models from 2018-on. Will not suit TBI models. Images shows the gaskets you will receive. The piston is for illustration purposes only. You will receive the correct parts for your model.\r\n\r\nIt includes:\r\n\u003cul type=\"disc\"\u003e\r\n \t\u003cli\u003eMeteor piston kit in the size of your choice (A \u003cspan style=\"font-size: 16px;font-style: normal;font-weight: 400\"\u003eor \u003c\/span\u003eB). Piston kit includes rings, pin, circlips and a high quality cast piston. These pistons are made by Meteor in Italy and are THE BEST available. The new Meteor TPI piston features a special coating on the crown to reduce temps of the incoming charge and reduce detonation. This is a cutting edge piston developed especially for KTM.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit. Packed especially for TSP. Includes a selection of base gaskets, powervalve cover gaskets, copper washers and O rings… all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003eTSP packaged little end bearing. Made in Japan.\u003c\/li\u003e\r\n \t\u003cli\u003eMay Include piston EZ clips free of charge (worth $29.95) for ease of piston installation. Please note these only suit our Meteor pistons, OEM and Vertex. It may also suit pistons with a 1.5mm wire clip\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nTSP rebuild kits are put together by TSP using parts sourced direct from OEM manufacturers in Japan and Europe. The parts we select are THE BEST available for each make\/model and many are the exact same parts as the genuine items. All TSP rebuild kits are kept in stock at TSP.\r\n\r\nPiston sizing: ideally you should measure your bore with a dial gauge to work out the correct piston sizing. If you cannot do this then a rough rule of thumb is use an A size under 100 hours of engine run time and use a B size over 100 hours of engine run time. Its ALWAYS better to have a bit too much clearance than not enough, so if in doubt use an A size.","brand":"Rutherford Racing","offers":[{"title":"A","offer_id":42377000190027,"sku":"P.RKT.KT300.1823.TPI.A","price":150.0,"currency_code":"GBP","in_stock":true},{"title":"B","offer_id":42377000222795,"sku":"P.RKT.KT300.1823.TPI.B","price":147.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/store_carmera_2023414_15226_879_05371e71-41f6-4aa2-95e7-6c7651339cfb.jpg?v=1785517816"},{"product_id":"tsp-ktm-group-250-2017-2023-tpi-carb-top-end-piston-rebuild-kit","title":"TSP KTM ‘Group’ 250 2017-2023 TPI\/Carb Top End Piston Rebuild kit","description":"This TSP top end rebuild kit will suit KTM300TPI and Husky 300i models from 2018-on. Will not suit TBI models. Images shows the gaskets you will receive. The piston is for illustration purposes only. You will receive the correct parts for your model.\r\n\r\nIt includes:\r\n\u003cul type=\"disc\"\u003e\r\n \t\u003cli\u003eMeteor piston kit in the size of your choice (A \u003cspan style=\"font-size: 16px;font-style: normal;font-weight: 400\"\u003eor \u003c\/span\u003eB). Piston kit includes rings, pin, circlips and a high quality cast piston. These pistons are made by Meteor in Italy and are THE BEST available. The new Meteor TPI piston features a special coating on the crown to reduce temps of the incoming charge and reduce detonation. This is a cutting edge piston developed especially for KTM.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit. Packed especially for TSP. Includes a selection of base gaskets, powervalve cover gaskets, copper washers and O rings… all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003eTSP packaged little end bearing. Made in Japan.\u003c\/li\u003e\r\n \t\u003cli\u003eMay include piston EZ clips free of charge (worth $29.95) for ease of piston installation. Please note these only suit our Meteor pistons, OEM and Vertex. It may also suit pistons with a 1.5mm wire clip\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nTSP rebuild kits are put together by TSP using parts sourced direct from OEM manufacturers in Japan and Europe. The parts we select are THE BEST available for each make\/model and many are the exact same parts as the genuine items. All TSP rebuild kits are kept in stock at TSP.\r\n\r\nPiston sizing: ideally you should measure your bore with a dial gauge to work out the correct piston sizing. If you cannot do this then a rough rule of thumb is use an A size under 100 hours of engine run time and use a B size over 100 hours of engine run time. Its ALWAYS better to have a bit too much clearance than not enough, so if in doubt use an A size.","brand":"Rutherford Racing","offers":[{"title":"A","offer_id":42377003794507,"sku":"P.RKT.KT250.1723.A","price":133.0,"currency_code":"GBP","in_stock":true},{"title":"B","offer_id":42377003827275,"sku":"P.RKT.KT250.1723.B","price":133.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/store_carmera_2023414_15226_879_a064fcf1-bb84-4db5-98b8-f82ffa8500ee.jpg?v=1785518738"},{"product_id":"genuine-ktm-group-125-2023-on-tbi-top-end-rebuild-kit","title":"Genuine KTM 'Group' 125 2023-on TBI Top End Rebuild kit","description":"This TSP top end rebuild kit will suit KTM ‘Group’ 2023-on TBI 125cc Models. Images shows the gaskets you will receive.  You will receive the correct parts for your model.\r\n\r\nIt includes:\r\n\u003cul type=\"disc\"\u003e\r\n \t\u003cli\u003eMeteor piston kit in the size of your choice (A or B). Piston kit includes rings, pin, circlips and a high quality cast piston. These pistons are made by Meteor in Italy and are THE BEST available. The new Meteor piston features a special coating on the crown to reduce temps of the incoming charge and reduce detonation. This is a cutting edge piston developed especially for KTM.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit.  Includes four gaskets to achieve the stock 0.60mm thickness base gasket, plus two additional gaskets to achieve a 0.90mm or 1.00 thickness for TSP heads\/inserts, powervalve cover gaskets, copper washers and O rings… all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003eTSP little end bearing\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nTSP rebuild kits are put together by TSP using parts sourced direct from OEM manufacturers in Japan and Europe. The parts we select are THE BEST available for each make\/model and many are the exact same parts as the genuine items. All TSP rebuild kits are kept in stock at TSP.\r\n\r\nPiston sizing: ideally you should measure your bore with a dial gauge to work out the correct piston sizing. If you cannot do this then a rough rule of thumb is use an A size under 100 hours of engine run time and use a B size over 100 hours of engine run time. Its ALWAYS better to have a bit too much clearance than not enough, so if in doubt use an A size.","brand":"Rutherford Racing","offers":[{"title":"A","offer_id":42377005072459,"sku":"P.RKT.KT125.23on.A.TSP","price":125.0,"currency_code":"GBP","in_stock":true},{"title":"B","offer_id":42377005105227,"sku":"P.RKT.KT125.23on.B.TSP","price":125.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/store_carmera_2023414_154916_659_945cd745-039a-4104-a308-dc32246ed9ca.jpg?v=1785512186"},{"product_id":"vertex-ktm-group-250-2023-on-tbi-top-end-rebuild-kit","title":"Vertex KTM 'Group' 250 2023-on TBI Top End Rebuild kit","description":"This Vertex top end rebuild kit will suit KTM ‘Group’ 2023-on TBI 250cc Models. Images shows the gaskets you will receive.  You will receive the correct parts for your model.\r\n\r\nIt includes:\r\n\u003cul type=\"disc\"\u003e\r\n \t\u003cli\u003eVertex piston kit in the size of your choice (A or B). Piston kit includes rings, pin, circlips and a high quality cast piston.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit.  Includes two gaskets to achieve the stock 0.60mm thickness base gasket, powervalve cover gaskets, copper washers and O rings… all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003elittle end bearing\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nPiston sizing: ideally you should measure your bore with a dial gauge to work out the correct piston sizing. If you cannot do this then a rough rule of thumb is use an A size under 100 hours of engine run time and use a B size over 100 hours of engine run time. Its ALWAYS better to have a bit too much clearance than not enough, so if in doubt use an A size.","brand":"Rutherford Racing","offers":[{"title":"A","offer_id":42377005137995,"sku":"TK36303A","price":133.33,"currency_code":"GBP","in_stock":true},{"title":"B","offer_id":42377005170763,"sku":"TK36303B","price":133.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/store_carmera_2023414_15226_879_f723489b-862c-4644-8adc-afda26b61d0a.jpg?v=1785499374"},{"product_id":"vertex-ktm-group-300-2023-on-tbi-top-end-rebuild-kit","title":"Vertex KTM 'Group' 300 2023-on TBI Top End Rebuild kit","description":"This Vertex top end rebuild kit will suit KTM ‘Group’ 2023-on TBI 300cc Models. Images shows the gaskets you will receive.  You will receive the correct parts for your model.\r\n\r\nIt includes:\r\n\u003cul type=\"disc\"\u003e\r\n \t\u003cli\u003eVertex piston kit in the size of your choice (A or B). Piston kit includes rings, pin, circlips and a high quality cast piston.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit.  Includes two gaskets to achieve the stock 0.60mm thickness base gasket, powervalve cover gaskets, copper washers and O rings… all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003elittle end bearing\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nPiston sizing: ideally you should measure your bore with a dial gauge to work out the correct piston sizing. If you cannot do this then a rough rule of thumb is use an A size under 100 hours of engine run time and use a B size over 100 hours of engine run time. Its ALWAYS better to have a bit too much clearance than not enough, so if in doubt use an A size.","brand":"Rutherford Racing","offers":[{"title":"A","offer_id":42377005203531,"sku":"TK42443A","price":147.0,"currency_code":"GBP","in_stock":true},{"title":"B","offer_id":42377005236299,"sku":"TK42443B","price":147.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/Vertex-2-Stroke-PistonKit-150-1_large_9f050251-53e0-43db-9ac2-d0e324351f16.webp?v=1785519147"},{"product_id":"ktm-150-2016-2023-carb-tpi-genuine-top-end-rebuild-kit-includes-ezy-clips","title":"KTM 150 2016-2023 Carb \u0026 TPI Genuine Top End Rebuild kit","description":"KTM 150 2016-2023 Carb \u0026amp; TPI Genuine Top End Rebuild kit (includes EZY clips)\r\n\r\nThis piston kit includes the piston and all the seals required to change the piston.\r\n\r\n \r\n\r\n ","brand":"Rutherford Racing","offers":[{"title":"A","offer_id":42377006415947,"sku":"51730007010 I","price":129.0,"currency_code":"GBP","in_stock":true},{"title":"B","offer_id":42377006448715,"sku":"51730007010 II","price":129.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/00050000269.png?v=1785518217"},{"product_id":"ktm-300-and-husky-exc-xc-te-300-2008-2016-top-end-rebuild-kit-tsp","title":"KTM 300 and Husky EXC XC TE 300 2008-2016 Top End Rebuild Kit – TSP","description":"This TSP top end rebuild kit will suit KTM300EXC\/XC and Husky TE300 models from 2008-2016. Images shows generic parts\r\n\r\nIt includes:\r\n\u003cul\u003e\r\n \t\u003cli\u003ePiston kit in the size of your choice (A or B). Piston kit includes rings, pin, circlips and a high quality cast piston with anti-friction coating. These pistons are made by Meteor in Italy and are THE BEST available. Occasionally we will need to supply a different brand if we are out of stock. In this case we will contact you and usually offer vertex as a replacement.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit. Packed especially for TSP. Includes a selection of base gaskets, powervalve cover gaskets, copper washers and O rings… all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003eTSP packaged little end bearing. Made in Japan.\u003c\/li\u003e\r\n \t\u003cli\u003eMay Include piston EZ clips free of charge for ease of piston installation. Please note these only suit our Meteor pistons, OEM and Vertex. It may also suit pistons with a 1.5mm wire clip\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nTSP rebuild kits are put together by TSP using parts sourced direct from OEM manufacturers in Japan and Europe. The parts we select are THE BEST available for each make\/model and many are the exact same parts as the genuine items. All TSP rebuild kits are kept in stock at TSP.\r\n\r\nPiston sizing: ideally you should measure your bore with a dial gauge to work out the correct piston sizing. If you cannot do this then a rough rule of thumb is use an A size under 100 hours of engine run time and use a B size over 100 hours of engine run time. Its ALWAYS better to have a bit too much clearance than not enough, so if in doubt use an A size.","brand":"Rutherford Racing","offers":[{"title":"A","offer_id":42377008906315,"sku":"P.RKT.KT300.0816.A","price":151.67,"currency_code":"GBP","in_stock":true},{"title":"B","offer_id":42377008939083,"sku":"P.RKT.KT300.0816.B","price":151.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/store_carmera_2023414_154916_659_63aa823d-4683-4a37-9ddd-88b168e3bd4d.jpg?v=1785519077"},{"product_id":"hour-meter","title":"Hour Meter","description":"Cheap and cheerful hour meter. good to put a new one on with every top end so you get an accurate measure of top end time.","brand":"Rutherford Racing","offers":[{"title":"Default Title","offer_id":42377009430603,"sku":"OTRREngineTimerBlack2","price":6.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/1000054492-scaled_ad56cfbf-afbd-434e-aa01-c1b778c8626a.jpg?v=1785518921"},{"product_id":"vertex-beta-300-2022-on-top-end-rebuild-kit","title":"Vertex Beta 300 2022-on 73mm Top End Rebuild kit","description":"Images shows the gaskets you will receive.  You will receive the correct parts for your model.\r\n\r\nIt includes:\r\n\u003cul type=\"disc\"\u003e\r\n \t\u003cli\u003eVertex piston kit in the size of your choice (A or B). Piston kit includes rings, pin, circlips and a high quality cast piston.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit.  Includes base gasket, powervalve cover gaskets, copper washers and O rings… all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003elittle end bearing\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nPiston sizing: ideally you should measure your bore with a dial gauge to work out the correct piston sizing. If you cannot do this then a rough rule of thumb is use an A size under 100 hours of engine run time and use a B size over 100 hours of engine run time. Its ALWAYS better to have a bit too much clearance than not enough, so if in doubt use an A size.\r\n\r\n \r\n\r\nRR 300 2T 2022-on\r\nXtrainer 300 2T 2022 on\r\n\r\n \r\n\r\n ","brand":"Rutherford Racing","offers":[{"title":"A","offer_id":42377110782027,"sku":"VERTEX300TBI-1","price":147.0,"currency_code":"GBP","in_stock":true},{"title":"B","offer_id":42377110814795,"sku":"TK42443B-1","price":147.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/store_carmera_2023414_15226_879_20ea85f9-dfbc-48cd-ba16-cacccfd6173b.jpg?v=1785512355"},{"product_id":"vertex-beta-300-2018-21-top-end-rebuild-kit-72mm","title":"Vertex Beta 300 2018-21 Top End Rebuild kit 72mm","description":"Images shows the gaskets you will receive.  You will receive the correct parts for your model.\r\n\r\nIt includes:\r\n\u003cul type=\"disc\"\u003e\r\n \t\u003cli\u003eVertex piston kit in the size of your choice (A or B). Piston kit includes rings, pin, circlips and a high quality cast piston.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit.  Includes base gasket, powervalve cover gaskets, copper washers and O rings… all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003elittle end bearing\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nPiston sizing: ideally you should measure your bore with a dial gauge to work out the correct piston sizing. If you cannot do this then a rough rule of thumb is use an A size under 100 hours of engine run time and use a B size over 100 hours of engine run time. Its ALWAYS better to have a bit too much clearance than not enough, so if in doubt use an A size.\r\n\r\n \r\n\r\nRR 300 2T 2018-21\r\nXtrainer 300 2018-21\r\n\r\n \r\n\r\n ","brand":"Rutherford Racing","offers":[{"title":"A","offer_id":42377111044171,"sku":"VERTEX300TBI-1-1","price":147.0,"currency_code":"GBP","in_stock":true},{"title":"B","offer_id":42377111076939,"sku":"TK42443B-1-1","price":147.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/store_carmera_2023414_15226_879_456944b3-bc68-4c57-be75-e0d044e66e38.jpg?v=1785508597"},{"product_id":"ktm-group-250-tpi-to-300-tpi-conversion-kit-inc-ecu-flash","title":"KTM Group 250 TPI to 300 TPI conversion kit inc ECU Flash","description":"\u003cp\u003eAll required parts for converting your 250 TPI to a 300 TPI.\u003c\/p\u003e\n\n\u003cp\u003eYou will receive:\u003c\/p\u003e\n\n\u003cp\u003eAftermarket cylinder and power valve parts.\u003c\/p\u003e\n\n\u003cp\u003eGenuine parts piston kit.\u003c\/p\u003e\n\n\u003cp\u003eGenuine parts injectors.\u003c\/p\u003e\n\n\u003cp\u003eYou need to send your ECU for Stock 300 map  (included free or TSP map extra 166+vat GBP)\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e","brand":"Rutherford Racing","offers":[{"title":"Default Title","offer_id":42377299492939,"sku":"250-300ConversionAM","price":625.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/am-tpi-cylinder.webp?v=1777691156"},{"product_id":"ktm-250-and-husky-exc-xc-te-250-2008-2016-top-end-rebuild-kit-tsp","title":"KTM 250 and Husky EXC XC TE 250 2008-2016 Top End Rebuild Kit – TSP","description":"This TSP top end rebuild kit will suit KTM250EXC\/XC and Husky TE250 models from 2008-2016. Images shows generic parts\r\n\r\nIt includes:\r\n\u003cul\u003e\r\n \t\u003cli\u003ePiston kit in the size of your choice (A or B). Piston kit includes rings, pin, circlips and a high quality cast piston with anti-friction coating. These pistons are made by Meteor in Italy and are THE BEST available. Occasionally we will need to supply a different brand if we are out of stock. In this case we will contact you and usually offer vertex as a replacement.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit. Packed especially for TSP. Includes a selection of base gaskets, powervalve cover gaskets, copper washers and O rings… all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003eTSP packaged little end bearing. Made in Japan.\u003c\/li\u003e\r\n \t\u003cli\u003eMay Include piston EZ clips free of charge for ease of piston installation. Please note these only suit our Meteor pistons, OEM and Vertex. It may also suit pistons with a 1.5mm wire clip\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nTSP rebuild kits are put together by TSP using parts sourced direct from OEM manufacturers in Japan and Europe. The parts we select are THE BEST available for each make\/model and many are the exact same parts as the genuine items. All TSP rebuild kits are kept in stock at TSP.\r\n\r\nPiston sizing: ideally you should measure your bore with a dial gauge to work out the correct piston sizing. If you cannot do this then a rough rule of thumb is use an A size under 100 hours of engine run time and use a B size over 100 hours of engine run time. Its ALWAYS better to have a bit too much clearance than not enough, so if in doubt use an A size.","brand":"Rutherford Racing","offers":[{"title":"A","offer_id":42377299525707,"sku":"P.RKT.KT250.0816.A-1","price":151.67,"currency_code":"GBP","in_stock":true},{"title":"B","offer_id":42377299558475,"sku":"P.RKT.KT250.0816.B-1","price":151.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/store_carmera_2023414_154916_659_564e5cfd-cc28-4377-ad98-9eaf1f4db54f.jpg?v=1785498330"},{"product_id":"yamaha-yz125-2006-2021-yz125x-2006-2022-top-end-rebuild-kit-tsp","title":"Yamaha YZ125 2006-2021 \u0026 YZ125X 2006-2022 Top End Rebuild Kit – TSP","description":"This TSP top end rebuild kit will suit Yamaha YZ125 models from 2006-2021, and YZ125X models from 2006 to current 2022 models. Images shows the parts you will receive.\r\n\r\nIt includes:\r\n\u003cul type=\"disc\"\u003e\r\n \t\u003cli\u003ePiston kit in the size of your choice (A or B). Piston kit includes rings, pin, circlips and a high quality cast piston with anti-friction coating. These pistons are made by Meteor in Italy and are THE BEST available. Occasionally we will need to supply a different brand if we are out of stock. In this case we will contact you and usually offer Wossner or Pro X as a replacement.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit. Packed especially for TSP. Includes a selection of base gaskets, powervalve cover gaskets, copper washers and O rings… all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003eTSP packaged little end bearing. Made in Japan.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nTSP rebuild kits are put together by TSP using parts sourced direct from OEM manufacturers in Japan and Europe. The parts we select are THE BEST available for each make\/model and many are the exact same parts as the genuine items. All TSP rebuild kits are kept in stock at TSP.\r\n\r\nPiston sizing: ideally you should measure your bore with a dial gauge to work out the correct piston sizing. If you cannot do this then a rough rule of thumb is use an A size under 100 hours of engine run time and use a B size over 100 hours of engine run time. Its ALWAYS better to have a bit too much clearance than not enough, so if in doubt use an A size.","brand":"Rutherford Racing","offers":[{"title":"A (for new barrels and first piston change)","offer_id":42377299886155,"sku":"P.RKT.YA125.0521.A","price":108.0,"currency_code":"GBP","in_stock":true},{"title":"B (for 2nd piston change and subsequent)","offer_id":42377299918923,"sku":"P.RKT.YA125.0521.B","price":108.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/P.RKT_.YA125.0521.jpg?v=1777691162"},{"product_id":"yamaha-yz250-1999-on-top-end-rebuild-kit-tsp","title":"Yamaha YZ250 1999-On Top End Rebuild Kit – TSP","description":"This TSP top end rebuild kit will suit Yamaha YZ250\/YZ250X models from 1999-On. Images shows the parts you will receive.\r\n\r\nIt includes:\r\n\u003cul type=\"disc\"\u003e\r\n \t\u003cli\u003ePiston kit in the size of your choice (A or B). Piston kit includes rings, pin, circlips and a high quality cast piston with anti-friction coating. These pistons are made by Meteor in Italy and are THE BEST available. Occasionally we will need to supply a different brand if we are out of stock. In this case we will contact you and usually offer Wossner or Pro X as a replacement.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit. Packed especially for TSP. Includes a selection of base gaskets, powervalve cover gaskets, copper washers and O rings… all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003eTSP packaged little end bearing. Made in Japan.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nTSP rebuild kits are put together by TSP using parts sourced direct from OEM manufacturers in Japan and Europe. The parts we select are THE BEST available for each make\/model and many are the exact same parts as the genuine items. All TSP rebuild kits are kept in stock at TSP.\r\n\r\nPiston sizing: ideally you should measure your bore with a dial gauge to work out the correct piston sizing. If you cannot do this then a rough rule of thumb is use an A size under 100 hours of engine run time and use a B size over 100 hours of engine run time. Its ALWAYS better to have a bit too much clearance than not enough, so if in doubt use an A size.","brand":"Rutherford Racing","offers":[{"title":"A (for new barrels and first piston change)","offer_id":42377299984459,"sku":"P.RKT.YA250.99on.A","price":134.0,"currency_code":"GBP","in_stock":true},{"title":"B (for 2nd piston change and subsequent)","offer_id":42377300017227,"sku":"P.RKT.YA250.99on.B","price":134.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/P.RKT_.YA250.99on.jpg?v=1777691164"},{"product_id":"vertex-sherco-se-300-2019-2025-71-95-top-end-rebuild-kit","title":"Vertex Sherco SE 300 2019-2025 71.95 Top End Rebuild kit","description":"Images shows the gaskets you will receive.  You will receive the correct parts for your model.\r\n\r\nIt includes:\r\n\u003cul type=\"disc\"\u003e\r\n \t\u003cli\u003eVertex piston kit in the size of your choice (A or B). Piston kit includes rings, pin, circlips and a high quality cast piston.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit.  Includes base gasket, powervalve cover gaskets, copper washers and O rings… all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003elittle end bearing\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nPiston sizing: ideally you should measure your bore with a dial gauge to work out the correct piston sizing. If you cannot do this then a rough rule of thumb is use an A size under 100 hours of engine run time and use a B size over 100 hours of engine run time. Its ALWAYS better to have a bit too much clearance than not enough, so if in doubt use an A size.\r\n\r\n \r\n\r\n \r\n\r\n \r\n\r\n ","brand":"Rutherford Racing","offers":[{"title":"A","offer_id":42958621540427,"sku":"24622A","price":147.0,"currency_code":"GBP","in_stock":true},{"title":"B","offer_id":42958621573195,"sku":"24622B","price":147.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/s-l1600-3_b980123c-aca4-4d5d-b984-3a5cfad2eca8.webp?v=1785508748"},{"product_id":"vertex-sherco-se-125r-2018-2025-53-95-top-end-rebuild-kit","title":"Vertex Sherco SE 125R 2018-2025 53.95 Top End Rebuild kit","description":"Images shows the gaskets you will receive.  You will receive the correct parts for your model.\r\n\r\nIt includes:\r\n\u003cul type=\"disc\"\u003e\r\n \t\u003cli\u003eVertex piston kit in the size of your choice (A or B). Piston kit includes rings, pin, circlips and a high quality cast piston.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit.  Includes base gasket, powervalve cover gaskets, copper washers and O rings… all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003elittle end bearing\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nPiston sizing: ideally you should measure your bore with a dial gauge to work out the correct piston sizing. If you cannot do this then a rough rule of thumb is use an A size under 100 hours of engine run time and use a B size over 100 hours of engine run time. Its ALWAYS better to have a bit too much clearance than not enough, so if in doubt use an A size.\r\n\r\n \r\n\r\n \r\n\r\n \r\n\r\n ","brand":"Rutherford Racing","offers":[{"title":"A","offer_id":42958621605963,"sku":"24660A","price":127.0,"currency_code":"GBP","in_stock":true},{"title":"B","offer_id":42958621638731,"sku":"24660B","price":127.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/shopping-1_4b8acca6-fb4f-4ac4-915f-02723c5fe038.webp?v=1785506994"},{"product_id":"ktm-125-150-250-300-tpi-vertex-piston-rings-husky-gasgas","title":"KTM 125\/150\/250\/300 TPI Vertex Piston Rings Husky GasGas","description":"Piston rings are metallic split rings fitted into the grooves on the outer diameter of an engine's piston. They form a critical moving seal between the piston and the cylinder wall, ensuring optimal compression, regulating engine oil, and transferring heat to maintain engine performance and longevity","brand":"Rutherford Racing","offers":[{"title":"SX 54 MM","offer_id":42958629240907,"sku":"55910005400","price":16.43,"currency_code":"GBP","in_stock":true},{"title":"SX 58 MM","offer_id":42958629273675,"sku":"530100058000","price":16.43,"currency_code":"GBP","in_stock":true},{"title":"SX 66.4 MM","offer_id":42958629306443,"sku":"55910006640","price":23.93,"currency_code":"GBP","in_stock":true},{"title":"EXC 72 MM","offer_id":42958629339211,"sku":"53010007200","price":20.93,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/Piston-rings-1_e6d97e3f-a70f-4a49-af7e-9c97c64c99b4.png?v=1785514122"},{"product_id":"ktm-125-sx-xc-w-tpi-and-husky-tc-te-tpi-125-2016-23-top-end-piston-rebuild-kit-tsp","title":"KTM 125 SX\/XC-W\/TPI and Husky TC\/TE\/TPI 125 2016-23 Top End Piston Rebuild Kit – TSP","description":"\u003cul class=\"tabs wc-tabs\"\u003e\r\n \t\u003cli class=\"additional_information_tab\"\u003e\u003cspan style=\"font-size: 16px\"\u003eThis TSP top end rebuild kit will suit KTM 125 models TPI \u0026amp; Carby and Husky 125 TPI \u0026amp; Carby models from 2016-2023.\u003c\/span\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cdiv id=\"tab-description\" class=\"panel entry-content wc-tab current\"\u003e\r\n\r\nIt includes:\r\n\u003cul type=\"disc\"\u003e\r\n \t\u003cli\u003ePiston kit in the size of your choice (A or B). Piston kit includes rings, pin, circlips and a high quality cast piston with anti-friction coating. These pistons are made by Meteor in Italy and are THE BEST available. Occasionally we will need to supply a different brand if we are out of stock. In this case we will contact you and usually offer Wossner or Pro X as a replacement.\u003c\/li\u003e\r\n \t\u003cli\u003eTop end gasket kit. Packed especially for TSP. Includes a selection of base gaskets, powervalve cover gaskets, copper washers and O rings… all O rings are the correct size and made from the correct material, unlike the cheaper aftermarket kits.\u003c\/li\u003e\r\n \t\u003cli\u003eTSP packaged little end bearing. Made in Japan.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nTSP rebuild kits are put together by TSP using parts sourced direct from OEM manufacturers in Japan and Europe. The parts we select are THE BEST available for each make\/model and many are the exact same parts as the genuine items. All TSP rebuild kits are kept in stock at TSP.\r\n\r\nPiston sizing: ideally you should measure your bore with a dial gauge to work out the correct piston sizing. If you cannot do this then a rough rule of thumb is use an A size under 100 hours of engine run time and use a B size over 100 hours of engine run time. Its ALWAYS better to have a bit too much clearance than not enough, so if in doubt use an A size.\r\n\r\n\u003c\/div\u003e","brand":"Rutherford Racing","offers":[{"title":"A","offer_id":42958629371979,"sku":"PC2472A","price":139.0,"currency_code":"GBP","in_stock":false},{"title":"B","offer_id":42958629404747,"sku":"PC2472B","price":139.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/5171\/7707\/files\/KTM125-top-kit-1_01fa7c50-5e0c-4aee-9cf6-7c505694272c.jpg?v=1785512342"}],"url":"https:\/\/rutherfordracing.co.uk\/collections\/product_cat-rebuild-kits-top-end.oembed","provider":"Rutherford Racing","version":"1.0","type":"link"}