Founded in 1986, Performance Trends, Inc. is a U.S. maker of computer tools for racers and engine builders. The Livonia company is best known for Engine Analyzer, software that lets users study engine changes before committing to parts or dyno time.
JET Performance ProductsJET Performance Products began 50 years ago as a Southern California engine-building and carburetor shop and now makes electronic tuning products and performance upgrades for cars and trucks. The company’s roots remain visible in its carburetor work, while its history also includes race cars that set national records in three NHRA and IHRA classes and the development of its first General Motors performance chip. Bryant Seller has owned the company since 1985.ST CLAIRSVILLE, OH
Performance EnterprisesWith more than 30 years serving the racing community, Performance Enterprises builds custom racing engines and supplies components for circle-track teams. Its machine shop works with paved oval, late model stock, and dirt-track racers, combining engine machining with dynamometer testing and tuning. The company also offers 604 racing crate motors and related parts.CLEVELAND, OH
Mustang DynamometerFounded in 1975, Twinsburg-based Mustang Dynamometer makes dynamometers and testing systems for automotive performance and related applications. The privately owned company develops its products in-house, pairing mechanical, electrical and software engineering with systems that measure up to more than 3,000 horsepower. Mustang also designs custom portable testing stations, including systems used for vehicle inspections and promotional events.TWINSBURG, OH
Scott Shafiroff Racing Enterprises, IncFor more than 45 years, Scott Shafiroff Racing Enterprises has built and rebuilt dyno-tested drag-racing and high-performance pump-gas engines in Bohemia, including custom Chevy and Ford combinations. The company also offers engine rebuilding with dyno testing and tuning, carrying the hands-on race-shop experience of Scott Shafiroff’s Pro Stock Mustang and Comp Eliminator days into today’s builds.BOHEMIA, NY