{"product_id":"engine-rocker-arms-camshaft-holder-assembly-58mm-for-gy6-180cc-250cc","title":"Engine Rocker Arms \u0026 Camshaft Holder Assembly (58mm) for GY6 180cc-250cc","description":"\u003ch2 data-path-to-node=\"4\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-path-to-node=\"5\"\u003eUpgrade or restore your high-displacement engine with this professional \u003cb data-path-to-node=\"5\" data-index-in-node=\"72\"\u003e58mm Camshaft Holder and Rocker Arm Assembly\u003c\/b\u003e. Specifically engineered for \u003cb data-path-to-node=\"5\" data-index-in-node=\"146\"\u003eGY6 180cc, 200cc, and 250cc\u003c\/b\u003e 4-stroke engines, this heavy-duty component ensures perfect valvetrain alignment. By maintaining precise valve timing and reducing mechanical lash, it maximizes power output and efficiency for your scooter, ATV, or go-kart.\u003c\/p\u003e\n\u003ch2 data-path-to-node=\"6\"\u003eProduct Compatibility\u003c\/h2\u003e\n\u003cp data-path-to-node=\"7\"\u003eOptimized for \"Big Block\" GY6 engines and engines equipped with big-bore performance heads.\u003c\/p\u003e\n\u003ctable data-path-to-node=\"8\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVehicle Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eCommon Compatible Models\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=\"8,1,0,0\"\u003e\u003cb data-path-to-node=\"8,1,0,0\" data-index-in-node=\"0\"\u003eScooter \/ Moped\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,1,1,0\"\u003eUpgraded 180cc-250cc Street Scooters, Jonway, Roketa\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,2,0,0\"\u003e\u003cb data-path-to-node=\"8,2,0,0\" data-index-in-node=\"0\"\u003eATV \/ Go Kart\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,2,1,0\"\u003eHammerhead, TrailMaster, TrailMaster (High Displacement Models)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,3,0,0\"\u003e\u003cb data-path-to-node=\"8,3,0,0\" data-index-in-node=\"0\"\u003eEngine Series\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,3,1,0\"\u003eGY6 180cc \/ 200cc \/ 250cc (Modified QMI152 \/ QMJ157)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,4,0,0\"\u003e\u003cb data-path-to-node=\"8,4,0,0\" data-index-in-node=\"0\"\u003eFitment Note\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,4,1,0\"\u003e\u003cb data-path-to-node=\"8,4,1,0\" data-index-in-node=\"0\"\u003e58mm Stud Spacing ONLY.\u003c\/b\u003e Does not fit standard 54mm GY6 150cc engines.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 data-path-to-node=\"10\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable data-path-to-node=\"11\" style=\"width: 99.9589%; height: 117.5px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 31.1317%; height: 19.5833px;\"\u003e\u003cstrong\u003eComponent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 37.9518%; height: 19.5833px;\"\u003e\u003cstrong\u003eMetric Measurement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 27.5039%; height: 19.5833px;\"\u003e\u003cstrong\u003eImperial Measurement\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 31.1317%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,1,0,0\"\u003e\u003cb data-path-to-node=\"11,1,0,0\" data-index-in-node=\"0\"\u003eInstallation Hole Distance\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 37.9518%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,1,1,0\"\u003e58mm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 27.5039%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,1,2,0\"\u003e\u003cspan class=\"math-inline\" data-math=\"2.28\" data-index-in-node=\"0\"\u003e2.28\"\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 31.1317%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,2,0,0\"\u003e\u003cb data-path-to-node=\"11,2,0,0\" data-index-in-node=\"0\"\u003eHole Diameter\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 37.9518%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,2,1,0\"\u003e8mm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 27.5039%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,2,2,0\"\u003e\u003cspan class=\"math-inline\" data-math=\"0.31\" data-index-in-node=\"0\"\u003e0.31\"\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 31.1317%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,3,0,0\"\u003e\u003cb data-path-to-node=\"11,3,0,0\" data-index-in-node=\"0\"\u003eEngine Displacement\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 37.9518%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,3,1,0\"\u003e180cc \/ 200cc \/ 250cc\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 27.5039%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,3,2,0\"\u003e--\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 31.1317%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,4,0,0\"\u003e\u003cb data-path-to-node=\"11,4,0,0\" data-index-in-node=\"0\"\u003eEngine Cycle\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 37.9518%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,4,1,0\"\u003e4-Stroke\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 27.5039%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,4,2,0\"\u003e--\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 31.1317%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,5,0,0\"\u003e\u003cb data-path-to-node=\"11,5,0,0\" data-index-in-node=\"0\"\u003eMaterial\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 37.9518%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,5,1,0\"\u003eHeat-Treated High-Strength Steel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 27.5039%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,5,2,0\"\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=\"13\"\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli data-path-to-node=\"14,0,0\"\u003e\n\u003cb data-path-to-node=\"14,0,0\" data-index-in-node=\"0\"\u003eHeavy-Duty Casting:\u003c\/b\u003e Manufactured using precision casting technology and high-strength steel to maintain stability under extreme temperatures and combustion pressures.\u003c\/li\u003e\n\u003cli data-path-to-node=\"14,1,0\"\u003e\n\u003cb data-path-to-node=\"14,1,0\" data-index-in-node=\"0\"\u003ePrecision Valvetrain Alignment:\u003c\/b\u003e Ensures accurate valve opening and closing times, effectively reducing valve lash and engine noise for a smoother ride.\u003c\/li\u003e\n\u003cli data-path-to-node=\"14,2,0\"\u003e\n\u003cb data-path-to-node=\"14,2,0\" data-index-in-node=\"0\"\u003eHeat-Treated Durability:\u003c\/b\u003e All steel components undergo a specialized heat-treatment process to enhance surface hardness, ensuring maximum wear resistance and an extended service life.\u003c\/li\u003e\n\u003cli data-path-to-node=\"14,3,0\"\u003e\n\u003cb data-path-to-node=\"14,3,0\" data-index-in-node=\"0\"\u003eEnhanced Power \u0026amp; Efficiency:\u003c\/b\u003e By optimizing valvetrain geometry, this assembly improves intake\/exhaust flow, which boosts power output while refining fuel economy.\u003c\/li\u003e\n\u003cli data-path-to-node=\"14,4,0\"\u003e\n\u003cb data-path-to-node=\"14,4,0\" data-index-in-node=\"0\"\u003eStrict Quality Control:\u003c\/b\u003e Every component is rigorously tested to meet or exceed OEM performance standards, providing peace of mind for high-load applications.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GOOFIT","offers":[{"title":"Default Title","offer_id":54473291595944,"sku":"Q001-075","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/9821\/6104\/files\/Rocker-Arm-Camshaft-Holder-Assy-For-GY6-180cc-200c-0.jpg?v=1770783001","url":"https:\/\/goofitmoto.com\/products\/engine-rocker-arms-camshaft-holder-assembly-58mm-for-gy6-180cc-250cc","provider":"GOOFIT Moto","version":"1.0","type":"link"}