{"product_id":"namura-standard-bore-size-a-top-end-kit-for-ktm-250-2-stroke-2017-2021-66-4mm","title":"Namura Standard Bore Size A Top End Kit for KTM 250 2-Stroke 2017-2021 66.4mm","description":"\u003ch2\u003eStandard Bore Size A Top End Kit for KTM 250 2-Stroke (2017-2021, 66.4mm)\u003c\/h2\u003e\u003cp\u003eThis top end kit provides standard bore piston and cylinder components to restore compression and power for KTM 250 two-stroke models from 2017 to 2021.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe standard bore size A top end kit is designed to rebuild the upper engine of your KTM 250 2-stroke dirt bike. This kit includes a piston, rings, pin, and circlips to refresh worn cylinders. Riders rely on this top end kit for reliable performance on the track or trail.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eStandard bore piston for stock cylinder dimensions\u003c\/li\u003e\n\u003cli\u003eIncludes high-quality piston rings for optimal seal\u003c\/li\u003e\n\u003cli\u003eIncludes wrist pin and circlips for secure installation\u003c\/li\u003e\n\u003cli\u003eDesigned for KTM 250 2-stroke engine\u003c\/li\u003e\n\u003cli\u003eLightweight forged piston for improved throttle response\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor KTM 250 2-Stroke (2017 to 2021)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMotocross racing\u003c\/li\u003e\n\u003cli\u003eEnduro riding\u003c\/li\u003e\n\u003cli\u003eTrail riding\u003c\/li\u003e\n\u003cli\u003ePractice and training\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e66.4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTop End Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this kit include a gasket set? \u003cstrong\u003eA:\u003c\/strong\u003e No, gaskets are sold separately. We recommend using a new gasket set for proper sealing.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this kit compatible with the KTM 250 SX? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, it fits all KTM 250 2-stroke models from 2017 to 2021, including the SX and XC variants.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":44949774205014,"sku":"SZ1F14668","price":230.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_c1c07c7a-7de1-4c44-91a5-dd3340b33d71.jpg?v=1781398728","url":"https:\/\/www.solidspare.com\/products\/namura-standard-bore-size-a-top-end-kit-for-ktm-250-2-stroke-2017-2021-66-4mm","provider":"Solid Spare","version":"1.0","type":"link"}