This brand new carburetor from Auto Parts Prodigy is specifically designed for Chevrolet engines with 5.7L 350 and 6.6L 400 models. It comes with an electric choke type and twin features, with a throttle bore size of 1 11/16 inches or 42.8625 MM and a venturi size of 1 3/16 inch or 30.1625 MM. The carburetor has two barrels and is suitable for front placement on the vehicle, with mounting bolt base size of 3 11/16 x 2 1/16 inches. It is also compatible with OE/OEM part number 2gc and comes with a manufacturer warranty of 1 year. This carburetor package includes gaskets and O-rings and is manufactured in China. It is a performance part that can significantly improve the engine's efficiency and performance without compromising on quality. It is ideal for those looking to replace their old carburetor without breaking the bank.