Car parts for hot rods, sport trucks, street rods, muscle cars, 4 x 4 trucks, off-road vehicles and race parts for circle track and drag racing applications.

New York based Professional and Semi-Professional racing of Porsche vehicles since 1966.

Builder of stock, high performance, diesel engines.

An import aftermarket performance shop located in Wilmington, Delaware.

Specializing in alcohol injected engines for oval track racing.

United Kingdom manufacturer of safety fuel cells for race and street cars. Includes product information and race catalog.

Offers racing engines, assemblies and cylinder heads. Includes photos and engine specifications.

Measuring and data recording systems, sensors and cables, electronic ignition and injection.

Specializes in heavy equipment turbochargers for Caterpillar and Komatsu. Includes an area to request a quote.

Performance consulting for Dodge Vipers owners and information on builder's assist on experimental aircraft.