{"product_id":"da-quadrajet-secondary-metering-rods-0443-tip-diameter","title":"DA - Quadrajet Secondary Metering Rods, .0443\" tip diameter (Holden V8)","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthentic DA Profile\u003c\/strong\u003e – Features a .0443\" power tip diameter and medium tip length, used in genuine L34 Quadrajet carburettors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRochester Compatibility\u003c\/strong\u003e – Suits all-year Quadrajet models for tuning secondary fuel enrichment curves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStamped Identification\u003c\/strong\u003e – DA ID code stamped into each rod for quick recognition and tuning reference.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese DA secondary metering rods are built for Rochester Quadrajet carburettors originally fitted to GM L34 engines. With a .0443\" tip diameter, they provide a richer secondary fuel curve—ideal for performance and restoration use. \u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis \u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eDA\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e size is known to be the best secondary metering rod spec to use when \u003c\/span\u003e\u003cspan\u003ecombined with \u003cstrong\u003e74\u003c\/strong\u003e or \u003cstrong\u003e75\u003c\/strong\u003e main jets. \u003c\/span\u003e\u003cspan\u003eThis setup on a Holden V8 253 or 308 \u003cmeta charset=\"utf-8\"\u003eRochester Quadrajet is ideal. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTo find the size of your old secondary rods it will be stamped on the side of the rod. \u003cmeta charset=\"utf-8\"\u003eAll factory fitted secondary rods were designed for emissions and not performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor performance you need to run the fine tip rod with a slight tapper which the \u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eDA\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e are. S\u003c\/span\u003e\u003cspan\u003eo if your old rods have a fat tip and big steps in them they are not performance rods\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eSecondary enrichment begins with air valve movement and with DA rods reaches full delivery at approximately 80 degrees of air valve opening. These rods help tune that curve precisely, affecting wide-open throttle response and power delivery.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003ePower Tip Diameter: .0443\"\u003cbr\u003eTip Length: Medium\u003cbr\u003eOEM Part Number: 7046010\u003cbr\u003eStamped ID: DA\u003cbr\u003eQuantity: 2 rods per pack\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003eFor more carburetor rebuild kits and accessories, view our \u003ca href=\"https:\/\/carbparts.com.au\/collections\/rochester-quadrajet-carburettor-rebuild-kits\"\u003eRochester Quadrajet Carburettor Rebuild Kits\u003c\/a\u003e and \u003ca href=\"https:\/\/carbparts.com.au\/collections\/rochester-quadrajet-carburettor-parts\"\u003eRochester Quadrajet Carburettor Parts\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Gator","offers":[{"title":"Default Title","offer_id":42302668374113,"sku":"R66-DA","price":55.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/2282\/5057\/files\/R66-DA-metering-rods-rochester-quadrajet.jpg?v=1752117517","url":"https:\/\/carbparts.com.au\/products\/da-quadrajet-secondary-metering-rods-0443-tip-diameter","provider":"Carb Parts","version":"1.0","type":"link"}