What size belt to a c bypass a 1989 G20 van?

For a 1989 Chevrolet G20 van with a 5.7L (350 ci) engine and a carbureted setup, the correct size for the serpentine belt is typically around 94.5 inches in length, though this can vary slightly based on specific engine configurations and accessories. It's always best to consult the owner's manual or a parts catalog for the exact specifications for your vehicle. Additionally, checking the current belt's size or consulting with an auto parts store can help ensure you get the right fit.