{"product_id":"nr-rocker-arms-roller-tip-ducar-hemi-tillotson-hemi-1-2-ratio-pair-1","title":"NR Rocker Arms, Roller Tip, Ducar Hemi \u0026 Tillotson Hemi, 1.2 Ratio, Pair","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"background-color: rgb(255, 255, 0);\"\u003e\u003ca href=\"https:\/\/gokartsusa.biz\/collections\/rocker-arms\" title=\"Racing Rocker Arms for Honda GX Series Engones\" style=\"background-color: rgb(255, 255, 0);\"\u003eRocker Arms\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eNR Racing Roller Tip Rocker Arms for GX270, GX390, and 13\/15 Clone OHV - Pair\u003c\/b\u003e\u003cbr\u003e\u003cb\u003eChoice of 1.2 or 1.3 Ratio\u003c\/b\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e\u003c\/b\u003eMachined from chrome-moly steel\u003c\/li\u003e\n\u003cli\u003eHardened roller tips and shafts\u003c\/li\u003e\n\u003cli\u003eDyno-tested to 10,000rpm and proven to increase horsepower\u003c\/li\u003e\n\u003cli\u003eUses stock shaft and pivot nut\u003c\/li\u003e\n\u003cli\u003eFits under stock valve cover\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003e*Note: Dual springs may cause excessive shaft stretching or breakage.\u003cbr\u003e\u003c\/b\u003e\u003cspan\u003eThese rocker arms require shorter pushrods (typically 5.62 for GX270 and 6.44 for GX390).\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"GoKarts USA®","offers":[{"title":"Default Title","offer_id":43060105019451,"sku":"NR-NRROCK-RT390","price":109.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0589\/5159\/8139\/files\/NRROCK-RT390-2.jpg?v=1764893714","url":"https:\/\/gtcracing.com\/products\/nr-rocker-arms-roller-tip-ducar-hemi-tillotson-hemi-1-2-ratio-pair-1","provider":"GTC Racing","version":"1.0","type":"link"}