{"product_id":"420-hxr-5002","title":"CRF\/XR50\/XR70 18mm Big Carb Kit","description":"\u003cdiv class=\"bbr-description\"\u003e\n\u003cp\u003ePerfect add-on for our Big Bore kits and exhaust systems. Increase power throughout the RPM range utilizing 18mm carburetor. Includes all required hardware for easy installation right down to a jet assortment for fine tuning.. \u003cbr\u003e\u003cbr\u003eThese carb kit will also work great on a 1988-1999 Honda Z50R using 7\/8\" handlebars.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eChoose your kit.\u003c\/b\u003e\u003cbr\u003e\u003cb\u003e420-HXR-5003\u003c\/b\u003e includes just the manifold for use with stock XR\/CRF50 heads.\u003cbr\u003e\u003cb\u003e420-HXR-5004\u003c\/b\u003e includes just the manifold for use with aftermarket big valve heads or the stock XR\/CRF70 head.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003cdiv class=\"bbr-bullet-points\"\u003e\n\u003cul class=\"bbr-ul\"\u003e\n\u003cli\u003e18mm Carb\u003c\/li\u003e\n\u003cli\u003eSpecial manifold sized for the CRF\/XR50 head\u003c\/li\u003e\n\u003cli\u003eSpecial manifold sized for the big valve heads (XR70 and aftermarket)\u003c\/li\u003e\n\u003cli\u003eIncludes gaskets and bolts\u003c\/li\u003e\n\u003cli\u003eIncludes throttle and cable\u003c\/li\u003e\n\u003cli\u003eIncludes 5 main jets and 3 pilot jets\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003cdiv class=\"bbr-additional-info\"\u003e\n\u003cp\u003e\u003cb\u003eApplication Note: \u003c\/b\u003eThis 18mm Carb Kit is not recommended for use on stock displacement CRF50's. Recommended for 82cc or larger displacement motors. \u003cbr\u003e\u003cbr\u003e\u003cem\u003eNote:\u003c\/em\u003e The throttle in this kit is for standard 7\/8\" diameter handlebars. The stock Honda XR\/CRF50 uses 3\/4\" diameter handlebars. You must use a handlebar kit that changes to 7\/8\" diameter handlebars to use this throttle. BBR does not make or sell any throttles for 3\/4\" handlebars\u003cbr\u003e\u003cbr\u003e\u003cem\u003eNote #2:\u003c\/em\u003e This kit does not include an air filter and will not work with the OEM Honda CRF\/XR50 air filter. See the UNI filter we recommend (BBR part number 430-HXR-5002) below in the Optional Parts section.\u003cbr\u003e\u003ca href=\"http:\/\/www.bbrmotorsports.com\/Tech\/FAQ\/Documents\/JettingChart.htm\" target=\"_blank\"\u003e\u003cbr\u003eBBR General Jetting Guidelines Chart\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cbr\u003e","brand":"BBR","offers":[{"title":"Stock Head (XR\/CRF50)","offer_id":50104704401685,"sku":"420-HXR-5003","price":157.95,"currency_code":"USD","in_stock":false},{"title":"Big Valve Head (XR\/CRF70)","offer_id":50104704434453,"sku":"420-HXR-5004","price":157.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1205\/7200\/files\/420-HXR-5003_A_XXLarge_599b28b3-7b5e-4b13-9b0b-4205212fb6d7.jpg?v=1787171078","url":"https:\/\/www.factoryminibikes.com\/products\/420-hxr-5002","provider":"Factory Minibikes","version":"1.0","type":"link"}