High Quality 40 IDF Weber Carburetor Carburetor With Air Horn. (Intended for dual application) 1.52 Idle Jets. 115 Main Jets, 200 Air correctors, F-11 Emulsion Tubes.200 Needle & seat, 2.550 Pump Exhaust Valve Jet w/ Delrin balls. 50 Accelerator Pump Jets & 28mm Venturis. Cold start circuit eliminated for a 20% Larger Float Bowl & more fuel volume. Extra long Velocity stack bolts to accommodate linkage plates and Billet air filter bases. Extended life accelerator pump diaphragm. The gaskets(base kit) included. In my store also have the FAJS idf series carburetors, please check it. You can ask for change main, air, idle and emulsion tube for free - no extra cost! Identical to Italian or Spain WEBER / DELLOROTO IDFs, absolutely same parts. You can change parts between them. AIR HORNS ARE INCLUDED IN PRICE!! This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Air & Fuel Delivery\Carburetors". The seller is "ajpe9925" and is located in this country: HK. This item can be shipped worldwide.