EMPI 32mm Main Venturi for Weber 40 IDF — more top-end flow | Porsche 356/912/914 1948-1976 (43-5608-0)

A healthy street motor starts to feel corked as the tach climbs, the top end going flat just where you want it to sing. Step up to this 32mm main venturi in a 40 IDF and the added bore frees breathing up high while the low-speed manners stay intact.

• Genuine EMPI 32mm main venturi for Weber 40 IDF carburetors
• Larger 32mm bore adds top-end airflow over the 30mm venturi
• Sets the carb's primary fuel and airflow curve
• Press-fit replacement for a worn or mismatched venturi
• Sold individually; run matched sizes across both carbs

Fitment: Fits Weber 40 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.

Specifications:

• Part number: 43-5608-0
• Manufacturer: EMPI
• Boxed dimensions: 2 x 1 x 1 in
• Shipping weight: 0.21 lb

Questions & Answers

Does this fit my Porsche? Yes, it fits any air-cooled Porsche or VW running a Weber 40 IDF carburetor.

What is this part? The main venturi meters the carb's primary airflow and fuel signal; 32mm frees up more top-end flow than the 30mm.

What is the part number? Genuine EMPI part number 43-5608-0, sized 32mm for the Weber 40 IDF.

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.