EMPI 0.55 Accelerator Pump Jet - 40/44 HPMX & 40/44/48 IDF | Porsche 356/912/914 (43-5390-0)

Roll onto the throttle and if the engine catches its breath before it pulls, the accelerator pump is coming up short. This genuine EMPI 0.55 accelerator pump jet meters the fuel squirt on tip-in for 40/44 HPMX and 40/44/48 IDF carbs.

• Genuine EMPI 0.55 accelerator pump jet, sold individually
• Meters the pump shot that covers throttle tip-in
• Sized for 40/44 HPMX and 40/44/48 IDF dual carbs
• Step up to kill hesitation, step down to cut a rich bog
• Direct-fit brass jet for a clean swap

Fitment: 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.

Specifications:

• Part number: 43-5390-0
• Manufacturer: EMPI
• Boxed dimensions: 2 x 1 x 1 in
• Shipping weight: 0.009 lb

Questions & Answers

Does this fit my Porsche? It fits EMPI 40/44 HPMX and 40/44/48 IDF carburetors, including on the Porsche 356, 912 and 914.

What is this part? The accelerator pump jet, or squirter, delivers the shot of fuel that covers throttle tip-in. This 0.55 jet tunes that pump shot to kill off-idle stumble and flat spots.

What is the part number? EMPI part number 43-5390-0, a 0.55 accelerator pump jet for 40/44 HPMX and 40/44/48 IDF carburetors.

Are you an authorized dealer? Yes — Washburn's Metal is an authorized EMPI dealer, so this is genuine EMPI, not a copy.

How does it ship? ships standard ground from our Orange, California shop

⚠ California Proposition 65 Warning: 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.