Preform parts (specialty auto parts U.S.A., Inc.) is a leader in the high-performance automotive aftermarket by engineering and manufacturing creative products from intelligent Concepts. Our goal is to provide the performance enthusiast with innovation, quality, and affordability in All our products - giving the customer maximum value. Preform is the factory source for Chevrolet performance licensed engine dress parts, Ford performance licensed products, carburetors, HEI distributors, Electric water pumps, Electric fans, engine components, and tools you need to make incredible horsepower on the street, or at the strip.