Interchangeable with Weber IDF Components, Jets & rebuild kits. Upgrade your engine , fit for many editions egine.. Cold start circuit eliminated for a 20% Larger Float Bowl & more fuel volume. Extended life accelerator pump diaphragm. 550 Pump Exhaust Valve Jet. The item "46mm 46IDF downdraft Carb Carburetor extended fuel bowl for weber decade empi 44" is in sale since Monday, May 25, 2020. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Air Intake & Fuel Delivery\Carburetors". The seller is "ajpe9925" and is located in Ning bo. This item can be shipped worldwide.