{"product_id":"empi-44-hpmx-carburetor-carb-only-dual-setup-w-velocity-stacks-part-47-1012-0","title":"EMPI 44 HPMX Carburetor | VW Type 1 Stroker Dual-Carb Builds | 44mm IDF-Style, Velocity Stacks (47-1012-0)","description":"\u003ch2\u003e\u003cb\u003eEMPI 44 HPMX Carburetor | 44mm IDF-Style Downdraft (Carb Only, Dual-Carb Jetting)\u003c\/b\u003e\u003c\/h2\u003e\u003cp\u003eThe 44mm version of EMPI's \u003cb\u003erace-proven HPMX series\u003c\/b\u003e — total air and fuel metering with separate idle and main circuits, changeable air and fuel jets, changeable venturis, and an adjustable accelerator pump. This listing is for \u003cb\u003eONE 44 HPMX carburetor\u003c\/b\u003e jetted for dual-carb setups and includes \u003cb\u003echrome velocity stacks\u003c\/b\u003e — you need \u003cb\u003etwo\u003c\/b\u003e for a complete dual installation. Best for the most aggressive Type 1 builds, big-bore race engines, and 2110cc+ stroker motors.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eVehicle Fitment\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eVW Type 1 stroker motors:\u003c\/b\u003e 2110cc–2276cc+ performance builds\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRace \/ off-road:\u003c\/b\u003e sand rails and buggies\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBest for:\u003c\/b\u003e engines making 110+ HP\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cb\u003eWhy Choose EMPI?\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eThe HPMX series is EMPI's race-proven performance carburetor line, engineered for total tunability. The 44mm throat is the largest in the HPMX lineup, feeding the biggest-displacement air-cooled builds.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eKey Features \u0026amp; Benefits\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCarb only — sold individually:\u003c\/b\u003e need 2 for a dual install\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e44mm IDF-style downdraft design\u003c\/b\u003e — bigger throat than the 40 HPMX\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eChrome velocity stacks included\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDual-carb jetting\u003c\/b\u003e from the factory\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eBest for stroker motors and full-race engines\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eSeparate idle and main circuits\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eWeber 44 IDF parts interchange\u003c\/b\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cb\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDesign:\u003c\/b\u003e 44mm IDF-style downdraft\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVenturis:\u003c\/b\u003e 28mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFactory jetting (dual setup):\u003c\/b\u003e Main 135 \/ Idle 60 \/ Air Correction 160 \/ Pump 50 \/ Ex. Pump 350 \/ E-Tube F-11\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSold as:\u003c\/b\u003e single carburetor (chrome velocity stacks included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInterchange:\u003c\/b\u003e Weber 44 IDF\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRebuild kits:\u003c\/b\u003e 00-2362-0 or 00-9949-0 (Deluxe 43-5813-0)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePart Number:\u003c\/b\u003e 47-1012-0\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eHow many do I need for a dual setup?\u003c\/b\u003e Two — this listing is for one carburetor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWill the jets and parts interchange with other carbs?\u003c\/b\u003e Yes, parts interchange with the Weber 44 IDF.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWhat builds is this best for?\u003c\/b\u003e Stroker motors and full-race engines making 110+ HP.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003e\u003cb\u003eExplore Related Categories\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eBuilding a performance top end? Browse our \u003ca href=\"\/collections\/fuel-intake\"\u003eFuel \u0026amp; Intake\u003c\/a\u003e for carbs, manifolds, and linkage, our \u003ca href=\"\/collections\/engine\"\u003eEngine\u003c\/a\u003e catalog, and the full \u003ca href=\"\/collections\/all-vw-aircooled\"\u003eAir-Cooled VW\u003c\/a\u003e collection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWARNING:\u003c\/strong\u003e This product can expose you to chemicals including Lead which are known to the State of California to cause cancer and reproductive harm. For more information, go to \u003ca href=\"https:\/\/www.P65Warnings.ca.gov\" target=\"_blank\" rel=\"noopener\"\u003ewww.P65Warnings.ca.gov\u003c\/a\u003e. Wash hands following installation or before eating. All parts legal for use on pre-pollution controlled vehicles only.\u003c\/p\u003e","brand":"Washburn's Metal","offers":[{"title":"Default Title","offer_id":44924804006003,"sku":"47-1012-0","price":339.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/47-1012-0.jpg?v=1778015849","url":"https:\/\/www.washburnsmetal.com\/products\/empi-44-hpmx-carburetor-carb-only-dual-setup-w-velocity-stacks-part-47-1012-0","provider":"Washburn's Metal","version":"1.0","type":"link"}