{"product_id":"empi-0-70-pump-jet-for-empi-d-carburetor-porsche-914-1970-1976-44-1099-0","title":"EMPI 0.70 Accelerator Pump Jet — D Series Carburetor Tuning | Porsche 914 1970-1976 (44-1099-0)","description":"\u003cp\u003e\u003cstrong\u003eThe EMPI 44-1099-0 is a genuine EMPI 0.70 accelerator pump jet for EMPI D-Series (EPC) carburetors, as used on the 1970–1976 Porsche 914 and air-cooled VW engines. It meters the fuel squirt the accelerator pump delivers on throttle tip-in, so it is the part you change to tune off-idle hesitation or bog. Sold each.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart numbers:\u003c\/strong\u003e EMPI 44-1099-0 \/ 4410990 \/ 44 1099 0\u003c\/p\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eVehicle\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1970–1976\u003c\/td\u003e\n\u003ctd\u003ePorsche 914 with EMPI D-Series (EPC) carburetor\u003c\/td\u003e\n\u003ctd\u003eListed fitment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003ctd\u003eAir-cooled VW engines with EMPI D-Series (EPC) carburetor\u003c\/td\u003e\n\u003ctd\u003eFits by carburetor, not by chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eIf you are unsure this fits your car, contact us with your year and model before ordering.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eEMPI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart number\u003c\/td\u003e\n\u003ctd\u003e44-1099-0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eAccelerator pump jet (threaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e0.70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarburetors\u003c\/td\u003e\n\u003ctd\u003eEMPI D-Series (EPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003ctd\u003eMeters the accelerator pump fuel shot on throttle tip-in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoxed dimensions (as listed)\u003c\/td\u003e\n\u003ctd\u003e2 x 1 x 1 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping weight (as listed)\u003c\/td\u003e\n\u003ctd\u003e0.03 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhy It Matters\u003c\/h3\u003e\u003cp\u003eWhen a worked engine gulps and goes momentarily lean as you open it, the pump shot is falling short. This 0.70 accelerator pump jet richens the squirt through an EMPI D Series carburetor, feeding a larger motor enough fuel to take throttle without a flat spot.\u003c\/p\u003e\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\u003cp\u003eThe pump jet threads into the pump discharge circuit of the D-Series carburetor.\u003c\/p\u003e\u003cp\u003eJets are sold each, so you can match both barrels or jet each one to suit.\u003c\/p\u003e\u003cp\u003eMove one size at a time and road-test between changes to dial out hesitation and bog.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat carburetor does the EMPI 44-1099-0 pump jet fit?\u003c\/strong\u003e\u003cbr\u003eThe EMPI 44-1099-0 fits EMPI D-Series (EPC) carburetors, including those on the 1970–1976 Porsche 914 and air-cooled VW engines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does a 0.70 accelerator pump jet do?\u003c\/strong\u003e\u003cbr\u003eIt meters how much fuel the accelerator pump squirts when you open the throttle, which controls off-idle response. The 0.70 size is one step in EMPI's D-Series pump jet range.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy does my carbureted VW or 914 stumble when I hit the throttle?\u003c\/strong\u003e\u003cbr\u003eA stumble or bog right as the throttle opens, that clears once the engine is moving, usually points to the pump shot. Changing the pump jet size one step at a time is how that tip-in hole is tuned out.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the EMPI part number for the D-Series 0.70 pump jet?\u003c\/strong\u003e\u003cbr\u003eEMPI part number 44-1099-0 (also searched as 4410990).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the pump jet sold individually or in pairs?\u003c\/strong\u003e\u003cbr\u003eIt is sold each, so order one per barrel you want to change.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e⚠ California Proposition 65 Warning:\u003c\/strong\u003e This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.\u003c\/p\u003e","brand":"EMPI","offers":[{"title":"Default Title","offer_id":45307956723827,"sku":"44-1099-0","price":8.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/44-1099-0-scaled.jpg?v=1785946574","url":"https:\/\/www.washburnsmetal.com\/products\/empi-0-70-pump-jet-for-empi-d-carburetor-porsche-914-1970-1976-44-1099-0","provider":"Washburn's Metal","version":"1.0","type":"link"}