{"product_id":"empi-0-50-accelerator-pump-jet-for-40-44-hpmx-40-44-48-idf-empi-quality-replacement-porsche-912-914-356-43-5389-0","title":"EMPI 0.50 Accelerator Pump Jet - 40\/44 HPMX \u0026 40\/44\/48 IDF | Porsche 356\/912\/914 (43-5389-0)","description":"\u003cp\u003eCrack the throttle from idle and a healthy engine should take it clean, not stumble on a dry gulp of air, and that hesitation is the pump shot. This genuine EMPI 0.50 accelerator pump jet meters the squirt of fuel on tip-in for 40\/44 HPMX and 40\/44\/48 IDF carbs.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGenuine EMPI 0.50 accelerator pump jet, sold individually\u003c\/li\u003e\n\u003cli\u003eMeters the pump shot that covers throttle tip-in\u003c\/li\u003e\n\u003cli\u003eSized for 40\/44 HPMX and 40\/44\/48 IDF dual carbs\u003c\/li\u003e\n\u003cli\u003eStep up to kill hesitation, step down to cut a rich bog\u003c\/li\u003e\n\u003cli\u003eDirect-fit brass jet for a clean swap\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e Fits EMPI 40\/44 HPMX and 40\/44\/48 IDF carburetors on Porsche 356, 912 and 1970-1976 914 and air-cooled VW Beetle, Karmann Ghia and Bus applications. 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: 43-5389-0\u003c\/li\u003e\n\u003cli\u003eManufacturer: EMPI\u003c\/li\u003e\n\u003cli\u003eBoxed dimensions: 2 x 1 x 1 in\u003c\/li\u003e\n\u003cli\u003eShipping weight: 0.01 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 It fits EMPI 40\/44 HPMX and 40\/44\/48 IDF carburetors, including on the Porsche 356, 912 and 914.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is this part?\u003c\/strong\u003e The accelerator pump jet, or squirter, delivers the shot of fuel that covers throttle tip-in. This 0.50 jet tunes that pump shot to kill off-idle stumble and flat spots.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the part number?\u003c\/strong\u003e EMPI part number 43-5389-0, a 0.50 accelerator pump jet for 40\/44 HPMX and 40\/44\/48 IDF carburetors.\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 0.50 Accelerator Pump Jet - 40\/44 HPMX \u0026 40\/44\/48 IDF | Porsche 356\/912\/914 (43-5389-0)\",\"sku\":\"43-5389-0\",\"mpn\":\"43-5389-0\",\"brand\":{\"@type\":\"Brand\",\"name\":\"EMPI\"},\"description\":\"EMPI 0.50 accelerator pump jet for 40\/44 HPMX and 40\/44\/48 IDF carbs on Porsche 356\/912\/914. Cures tip-in stumble. Ships from Orange, CA.\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"10.80\",\"availability\":\"https:\/\/schema.org\/InStock\",\"seller\":{\"@type\":\"Organization\",\"name\":\"Washburn's Metal\"}},\"gtin12\":\"707924236217\"}\u003c\/script\u003e","brand":"EMPI","offers":[{"title":"Default Title","offer_id":45307949645939,"sku":"43-5389-0","price":10.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/43-5389-0-scaled.jpg?v=1785946420","url":"https:\/\/shop.washburnsmetal.com\/products\/empi-0-50-accelerator-pump-jet-for-40-44-hpmx-40-44-48-idf-empi-quality-replacement-porsche-912-914-356-43-5389-0","provider":"Washburn's Metal","version":"1.0","type":"link"}