{"product_id":"39mm-piston-rings-kit-for-gy6-49cc-50cc-139qmb-4-stroke-scooter","title":"39mm Piston Rings Kit for GY6 49cc 50cc 139QMB 4-Stroke Scooter","description":"\u003ch2 data-path-to-node=\"3\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-path-to-node=\"4\"\u003eThis high-performance \u003cb data-path-to-node=\"4\" data-index-in-node=\"22\"\u003e39mm Piston Kit\u003c\/b\u003e is a direct replacement for the standard 49cc\/50cc GY6 139QMB engine. \u003cspan class=\"citation-33 citation-end-33\"\u003eDesigned for reliability and long-term durability, this kit includes everything needed to restore engine compression and efficiency in most Chinese-manufactured scooters and mopeds.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-path-to-node=\"5\"\u003eProduct Compatibility\u003c\/h2\u003e\n\u003cp data-path-to-node=\"6\"\u003e\u003cspan class=\"citation-32 citation-end-32\"\u003eThis kit fits the vast majority of 4-stroke scooters equipped with the GY6 50cc (139QMB) engine platform.\u003csup class=\"superscript\" data-turn-source-index=\"2\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable data-path-to-node=\"7\" style=\"width: 100.018%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 20.3317%;\"\u003e\u003cstrong\u003eVehicle Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 79.3987%;\"\u003e\u003cstrong\u003ePopular Compatible Brands \u0026amp; Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 20.3317%;\"\u003e\u003cspan data-path-to-node=\"7,1,0,0\"\u003e\u003cb data-path-to-node=\"7,1,0,0\" data-index-in-node=\"0\"\u003eScooter \/ Moped\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 79.3987%;\"\u003e\u003cspan data-path-to-node=\"7,1,1,0\"\u003eTaoTao (ATM50-A1, Pony50), Jonway, Roketa, VIP Future Champion\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 20.3317%;\"\u003e\u003cspan data-path-to-node=\"7,2,0,0\"\u003e\u003cb data-path-to-node=\"7,2,0,0\" data-index-in-node=\"0\"\u003eBrands\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 79.3987%;\"\u003e\u003cspan data-path-to-node=\"7,2,1,0\"\u003eIce Bear, Peace Sports, Wolf Brand Scooters, Bintelli, Kymco (Agility 50)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 20.3317%;\"\u003e\u003cspan data-path-to-node=\"7,3,0,0\"\u003e\u003cb data-path-to-node=\"7,3,0,0\" data-index-in-node=\"0\"\u003eEngine Series\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 79.3987%;\"\u003e\u003cspan data-path-to-node=\"7,3,1,0\"\u003eGY6 139QMB, 1P39QMB, 139QMA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 20.3317%;\"\u003e\u003cspan data-path-to-node=\"7,4,0,0\"\u003e\u003cb data-path-to-node=\"7,4,0,0\" data-index-in-node=\"0\"\u003eOther\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 79.3987%;\"\u003e\u003cspan data-path-to-node=\"7,4,1,0\"\u003eMany 49cc\/50cc Chinese Gas Scooters \u0026amp; small-wheel ATVs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable data-path-to-node=\"10\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMetric Measurement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eImperial Measurement\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,1,0,0\"\u003e\u003cb data-path-to-node=\"10,1,0,0\" data-index-in-node=\"0\"\u003ePiston Diameter\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,1,1,0\"\u003e39mm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,1,2,0\"\u003e\u003cspan class=\"math-inline\" data-math=\"1.53\" data-index-in-node=\"0\"\u003e1.53\"\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,2,0,0\"\u003e\u003cb data-path-to-node=\"10,2,0,0\" data-index-in-node=\"0\"\u003eWrist Pin Diameter\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,2,1,0\"\u003e13mm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,2,2,0\"\u003e\u003cspan class=\"math-inline\" data-math=\"0.51\" data-index-in-node=\"0\"\u003e0.51\"\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,3,0,0\"\u003e\u003cb data-path-to-node=\"10,3,0,0\" data-index-in-node=\"0\"\u003eWrist Pin Length\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,3,1,0\"\u003e30mm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,3,2,0\"\u003e\u003cspan class=\"math-inline\" data-math=\"1.18\" data-index-in-node=\"0\"\u003e1.18\"\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,4,0,0\"\u003e\u003cb data-path-to-node=\"10,4,0,0\" data-index-in-node=\"0\"\u003eEngine Stroke\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,4,1,0\"\u003e4-Stroke\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,4,2,0\"\u003e--\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,5,0,0\"\u003e\u003cb data-path-to-node=\"10,5,0,0\" data-index-in-node=\"0\"\u003eFitment Type\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,5,1,0\"\u003eDirect Replacement\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,5,2,0\"\u003e--\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 data-path-to-node=\"12\"\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli data-path-to-node=\"13,0,0\"\u003e\n\u003cb data-path-to-node=\"13,0,0\" data-index-in-node=\"0\"\u003eEnhanced Thermal Dissipation:\u003c\/b\u003e Features an advanced heat-sink structure design to prevent overheating and extend engine life.\u003c\/li\u003e\n\u003cli data-path-to-node=\"13,1,0\"\u003e\n\u003cspan class=\"citation-31\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"13,1,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-31\"\u003eCorrosion-Resistant Alloy:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-31 citation-end-31\"\u003e Constructed from high-toughness, rustproof materials for superior durability under high-temperature conditions.\u003csup class=\"superscript\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-path-to-node=\"13,2,0\"\u003e\n\u003cspan class=\"citation-30\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"13,2,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-30\"\u003eOptimized Compression:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-30 citation-end-30\"\u003e Precision-machined 39mm piston ensures a perfect cylinder seal, effectively restoring engine power and fuel efficiency.\u003csup class=\"superscript\" data-turn-source-index=\"4\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-path-to-node=\"13,3,0\"\u003e\n\u003cb data-path-to-node=\"13,3,0\" data-index-in-node=\"0\"\u003eStable Performance:\u003c\/b\u003e Engineered to meet OEM standards, providing a smooth, reliable ride with reduced mechanical vibration.\u003c\/li\u003e\n\u003cli data-path-to-node=\"13,4,0\"\u003e\n\u003cspan class=\"citation-29\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"13,4,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-29\"\u003eComplete Top-End Solution:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-29 citation-end-29\"\u003e Includes piston, rings, wrist pin, and circlips for a comprehensive and efficient repair process.\u003csup class=\"superscript\" data-turn-source-index=\"5\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GOOFIT","offers":[{"title":"Default Title","offer_id":54473504325800,"sku":"K082-010","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/9821\/6104\/files\/Piston-Kit-39mm-For-GY6-49cc-50cc-139qmb-Engine-1.jpg?v=1770785926","url":"https:\/\/goofitmoto.com\/products\/39mm-piston-rings-kit-for-gy6-49cc-50cc-139qmb-4-stroke-scooter","provider":"GOOFIT Moto","version":"1.0","type":"link"}