{"product_id":"empi-2-00-main-jet-hpmx-idf-ida-dcoe-43-5319-0","title":"EMPI Main Jet for HPMX \/ IDF \/ IDA \/ DCOE Carburetors — 2.00mm calibrated brass | Porsche 914 (1970-1976) (43-5319-0)","description":"\u003ch2\u003eEMPI 2.00mm Main Jet for HPMX, IDF, IDA \u0026amp; DCOE Carburetors (43-5319-0)\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eShort answer:\u003c\/strong\u003e The EMPI 43-5319-0 is a genuine EMPI 2.00mm calibrated brass main jet, sold individually, for 40\/44 HPMX, Weber 40\/44\/48 IDF, 48 IDA, EPC 48\/51 and Dellorto DCO\/DCOE carburetors. It meters fuel through the main high-speed circuit at cruise and wide-open throttle. It fits those carburetors, including the ones on the 1970-1976 Porsche 914.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart numbers:\u003c\/strong\u003e EMPI 43-5319-0 \/ 4353190 · UPC 707924223323\u003c\/p\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\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\u003c\/td\u003e\n\u003ctd\u003eWith one of the listed carburetors (see Specifications)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart number\u003c\/td\u003e\n\u003ctd\u003eEMPI 43-5319-0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart type\u003c\/td\u003e\n\u003ctd\u003eCarburetor main jet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e2.00mm orifice\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eMachined brass body, precision-drilled orifice\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarburetors\u003c\/td\u003e\n\u003ctd\u003e40\/44 HPMX, Weber 40\/44\/48 IDF, 48 IDA, EPC 48\/51 and Dellorto DCO\/DCOE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003eSold individually\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoxed dimensions\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\u003c\/td\u003e\n\u003ctd\u003e0.022 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e707924223323\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eEMPI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhy It Matters\u003c\/h3\u003e\n\u003cp\u003eA flat spot up top that nags through every on-ramp is often the high-speed circuit. The 2.00mm main jet meters that circuit and corrects the fuel curve at cruise and full throttle.\u003c\/p\u003e\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSize up to richen a lean top end; size down to lean out a rich mixture.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat size is the EMPI 43-5319-0 main jet?\u003c\/strong\u003e EMPI 43-5319-0 is a calibrated 2.00mm brass main jet, sold individually.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the 2.00mm main jet fit a Porsche 914?\u003c\/strong\u003e Yes. It fits 40\/44 HPMX, Weber 40\/44\/48 IDF, 48 IDA, EPC 48\/51 and Dellorto DCO\/DCOE carburetors, including those on the 1970-1976 Porsche 914.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich carburetors does this main jet fit?\u003c\/strong\u003e It fits EMPI 40\/44 HPMX, Weber 40\/44\/48 IDF and 48 IDA, EPC 48\/51, and Dellorto DCO\/DCOE carburetors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does a main jet do on a Weber IDF or Dellorto DCOE?\u003c\/strong\u003e The main jet controls fuel flow through the carburetor's main high-speed circuit at cruise and wide-open throttle.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShould I go bigger or smaller on the main jet?\u003c\/strong\u003e Size up to richen a lean top end, or size down to lean out a rich mixture. Grab the sizes on either side to bracket your tune.\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":45308173418611,"sku":"43-5319-0","price":7.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/43-5319-0-scaled.jpg?v=1785946822","url":"https:\/\/www.washburnsmetal.com\/products\/empi-2-00-main-jet-hpmx-idf-ida-dcoe-43-5319-0","provider":"Washburn's Metal","version":"1.0","type":"link"}