{"product_id":"empi-36mm-main-venturi-for-40-44-hpmx-44-idf-empi-quality-replacement-porsche-912-914-356-43-5611-0","title":"EMPI 36mm Main Venturi for HPMX \u0026 Weber 44 IDF — big-bore flow | Porsche 356\/912\/914 1948-1976 (43-5611-0)","description":"\u003cp\u003eA big-bore stroker will strangle itself on an undersized venturi, the top end pinching shut just as the engine wants to breathe. This 36mm main venturi opens a 40\/44 HPMX or 44 IDF for the airflow larger-displacement builds demand.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGenuine EMPI 36mm main venturi for 40\/44 HPMX and Weber 44 IDF\u003c\/li\u003e\n\u003cli\u003eLarge 36mm bore for high-airflow, larger-displacement engines\u003c\/li\u003e\n\u003cli\u003eSets the carb's primary fuel and airflow curve\u003c\/li\u003e\n\u003cli\u003ePress-fit replacement for a worn or mismatched venturi\u003c\/li\u003e\n\u003cli\u003eSold individually; run matched sizes across both carbs\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e Fits EMPI 40\/44 HPMX and Weber 44 IDF carburetors on Porsche 912 (1965-1976), 914 (1970-1976) and 356 through 356SC (1948-1965). If you are unsure this fits your car, contact us with your year and model before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePart number: 43-5611-0\u003c\/li\u003e\n\u003cli\u003eManufacturer: EMPI\u003c\/li\u003e\n\u003cli\u003eBoxed dimensions: 4 x 4 x 1 in\u003c\/li\u003e\n\u003cli\u003eShipping weight: 0.05 lb\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eQuestions \u0026amp; Answers\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDoes this fit my Porsche?\u003c\/strong\u003e Yes, it fits any air-cooled Porsche or VW running an EMPI 40\/44 HPMX or Weber 44 IDF carburetor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is this part?\u003c\/strong\u003e The main venturi meters the carb's primary airflow and fuel signal; 36mm is a large size for high-flow engines.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the part number?\u003c\/strong\u003e Genuine EMPI part number 43-5611-0, sized 36mm for 40\/44 HPMX and 44 IDF.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre you an authorized dealer?\u003c\/strong\u003e Yes — Washburn's Metal is an authorized EMPI dealer, so this is genuine EMPI, not a copy.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow does it ship?\u003c\/strong\u003e ships standard ground from our Orange, California shop\u003c\/p\u003e\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\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"EMPI 36mm Main Venturi for HPMX \u0026 Weber 44 IDF \\u2014 big-bore flow | Porsche 356\/912\/914 1948-1976 (43-5611-0)\",\"sku\":\"43-5611-0\",\"mpn\":\"43-5611-0\",\"brand\":{\"@type\":\"Brand\",\"name\":\"EMPI\"},\"description\":\"EMPI 36mm main venturi frees top-end flow on 40\/44 HPMX and 44 IDF carbs for big-bore Porsche 912, 914, 356. Genuine EMPI, Orange, CA.\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"27.15\",\"availability\":\"https:\/\/schema.org\/InStock\",\"seller\":{\"@type\":\"Organization\",\"name\":\"Washburn's Metal\"}},\"gtin12\":\"707924224535\"}\u003c\/script\u003e","brand":"EMPI","offers":[{"title":"Default Title","offer_id":45307952365683,"sku":"43-5611-0","price":27.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/43-5606-0-TO-43-5611-0-copy-scaled.jpg?v=1785946485","url":"https:\/\/shop.washburnsmetal.com\/products\/empi-36mm-main-venturi-for-40-44-hpmx-44-idf-empi-quality-replacement-porsche-912-914-356-43-5611-0","provider":"Washburn's Metal","version":"1.0","type":"link"}