{"product_id":"54mm-bore-cylinder-rebuild-kit-with-piston-rings-gaskets-pin-compatible-with-125cc-4-stroke-chinese-engines","title":"54mm Bore Cylinder Rebuild Kit with Piston Rings Gaskets Pin Compatible with 125cc 4-Stroke Chinese Engines","description":"\u003cdiv style=\"\"\u003e\u003cdiv style=\"\"\u003e\n\u003cdiv style='font-family: \"Market Sans\", Arial, sans-serif;'\u003e\u003cspan style='font-family: \"Helvetica Neue\", Helvetica, Arial, sans-serif; font-size: 14pt;'\u003eRestore the power and performance of your 125cc ride with the \u003cspan style=\"font-weight: bold;\"\u003eRedCap 54mm Bore Cylinder Rebuild Kit,\u003c\/span\u003e specifically designed for Chinese ATVs, dirt bikes, and go-karts using 1P54FMI horizontal engines. Whether you're riding a TaoTao, Kazuma, Redcat, Coolster, Sunl, or even a Honda CRF-style clone, this top-end rebuild kit delivers a significant performance upgrade. It includes a precision-engineered 54mm cylinder, matching piston, rings, gaskets, and wrist pin—everything you need to revive worn-out engines and boost combustion efficiency. With OEM-level compatibility and construction, this kit ensures smoother starts, stronger throttle response, and consistent power delivery.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style='font-family: \"Market Sans\", Arial, sans-serif;'\u003e\u003cspan style='font-family: \"Helvetica Neue\", Helvetica, Arial, sans-serif; font-size: 14pt;'\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style='font-family: \"Market Sans\", Arial, sans-serif;'\u003e\u003cspan style='font-family: \"Helvetica Neue\", Helvetica, Arial, sans-serif; font-size: 14pt;'\u003eMade with high-grade, heat-resistant materials, the RedCap 54mm kit is built to endure the harsh demands of off-road riding and high-RPM performance. Its carefully measured dimensions—54mm inner diameter, 58mm outer diameter, and 93.2mm total height—guarantee a perfect fit and long-term durability. Designed for both DIY mechanics and professionals, this rebuild kit allows for easy, no-hassle installation without needing major modifications. From casual trail riding to competitive racing, this kit gives your 125cc engine the boost it needs to perform at its peak, reliably, powerfully, and ready for any challenge.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style='font-family: \"Market Sans\", Arial, sans-serif;'\u003e\u003cspan style='font-family: \"Helvetica Neue\", Helvetica, Arial, sans-serif; font-size: 14pt;'\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"font-weight: bold;\"\u003ePerfect Fit: \u003c\/span\u003eThis RedCap 54mm Cylinder Kit is designed with precise dimensions 54mm inner diameter, 58mm outer diameter, 69.5mm middle height, and 93.2mm total height—ensuring a perfect OEM-style fit. The 39.5mm piston with 14mm wrist pin and 2.5mm dome height delivers seamless integration and optimal compression performance for smooth starts and consistent power output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"font-weight: bold;\"\u003eWide Compatibility: \u003c\/span\u003eBuilt to fit a wide range of 125cc Chinese models such as TaoTao, Kazuma, Redcat, Coolster, Sunl, Honda CRF, and other go-karts and dirt bikes with 1P54FMI horizontal engines. This kit ensures a reliable match with most popular off-road vehicles, making it an excellent replacement for worn-out top ends or a performance upgrade for sluggish engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"font-weight: bold;\"\u003eComplete Rebuild Kit: \u003c\/span\u003eIncludes everything needed for a complete top-end rebuild: 54mm bore cylinder, piston, piston rings, wrist pin, and gaskets, all manufactured to meet or exceed OEM specifications. Whether you're restoring power or refreshing your ride after wear and tear, this all-in-one solution saves time and effort during installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"font-weight: bold;\"\u003eDurable Construction: \u003c\/span\u003eMade from high-quality, heat-resistant materials, this RedCap kit is built to handle extreme temperatures, high RPMs, and tough off-road use. Its rugged durability ensures longevity under stress, making it the ideal choice for riders who demand dependable, long-lasting performance in rugged environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"font-weight: bold;\"\u003eEasy Installation:\u003c\/span\u003e With accurate sizing and quality-tested parts, this cylinder kit is designed for straightforward installation using basic tools, no need for professional machining or tuning. Ideal for DIY mechanics and power sport enthusiasts, the user-friendly design ensures you’ll be back on the trail or track in no time with noticeable performance gains.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style='font-family: \"Market Sans\", Arial, sans-serif;'\u003e\u003cspan style=\"font-weight: bold;\"\u003eSpecs:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style='font-family: \"Market Sans\", Arial, sans-serif;'\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style='font-family: \"Helvetica Neue\", Helvetica, Arial, sans-serif; font-size: 14pt;'\u003e\u003cspan style=\"font-weight: bold;\"\u003eMiddle Height:\u003c\/span\u003e69.5mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style='font-family: \"Helvetica Neue\", Helvetica, Arial, sans-serif; font-size: 14pt;'\u003e\u003cspan style=\"font-weight: bold;\"\u003eTotal Height:\u003c\/span\u003e93.2mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style='font-family: \"Helvetica Neue\", Helvetica, Arial, sans-serif; font-size: 14pt;'\u003e\u003cspan style=\"font-weight: bold;\"\u003eInner Diameter:\u003c\/span\u003e54mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style='font-family: \"Helvetica Neue\", Helvetica, Arial, sans-serif; font-size: 14pt;'\u003e\u003cspan style=\"font-weight: bold;\"\u003eOuter Diameter:\u003c\/span\u003e58mm\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003cdiv style='font-family: \"Market Sans\", Arial, sans-serif;'\u003e\u003cspan style=\"font-weight: bold;\"\u003eKnow to Fit:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style='font-family: \"Market Sans\", Arial, sans-serif;'\u003e\u003cul\u003e\u003cli\u003e\u003cspan style='font-family: \"Helvetica Neue\", Helvetica, Arial, sans-serif; font-size: 14pt;'\u003eDirt Bikes Honda CRF SSR BMS  ATVs Go Karts Fits TaoTao Roketa Coolster Apollo\u003c\/span\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e ","brand":"United Express Distribution","offers":[{"title":"Default Title","offer_id":53092209721455,"sku":"CYLD-0125-U1","price":28.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/0368\/1391\/files\/cyld-0125_01.jpg?v=1778741799","url":"https:\/\/uedist.com\/products\/54mm-bore-cylinder-rebuild-kit-with-piston-rings-gaskets-pin-compatible-with-125cc-4-stroke-chinese-engines","provider":"United Express Distribution","version":"1.0","type":"link"}