Willy's Carburetor & Dyno Shop GM 604 Crate Engine Carburetors

High-Powered Carburetors

Willy's Carburetor & Dyno Shop 604 Crate Engine Carburetors are specifically dyno tested and tuned for GM "604" small block chevy 350 ci. 400 horsepower crate engines. Carburetors use a Holley main body with a 750 baseplate assembly and stainless steel buterflies. Paired with Willy's exclusive externally-adjustable metering blocks, 604 crate engine carbs are available for use with E85 and are sold in an IMCA legal version.