Born from founder William Davidson’s turbocharged 1989 CRX, Hybrid Racing makes Honda performance parts with a particular focus on K-series engine swaps. The company began exploring K-series conversions in 2002 and registered in 2003, later becoming the first to release several swap-specific solutions, including EG mounts and plug-and-play harnesses. It also backs its parts with DIY installation guides and a customer-first willingness to answer questions without attitude.
G Force Performance ProductsFrom its Wadsworth, Ohio operation, G Force Performance Products makes performance hardware for engine swaps and vehicle conversions, with transmission crossmembers and its patent-pending lightweight steel Swap Block mock-up system at the center of the business. Founded by automotive enthusiasts, the company also produces fit-specific mounts, adapters and chassis parts, and says about 90% of its products are made in the USA. Its parts are designed around the practical headaches of a build, helping racers and builders check fitment and complete installations without cutting or welding where a bolt-in solution is available.REMSENBURG, NY
Hughes Engines, IncFormed in 1969 as Hughes Engineering, Hughes Engines grew out of Dave Hughes’s drag-racing work and early cylinder-head development for AHRA and NHRA competition. Today, the Washington, Illinois company is strictly Mopar, creating specialized performance parts for enthusiasts restoring cars or preparing them for street and track use. Its Whiplash camshafts are among the company’s best-known offerings, while its technical articles reflect the deep Mopar focus that has defined the business for decades.NAZARETH, PA
Hutter PerformanceThe Hutter name comes with a deep racing lineage: Ron Hutter began building engines in 1964, later winning eight national championships with Richie Evans, while the family’s engines powered Dale Earnhardt Jr. to back-to-back titles in 1998 and 1999. Hutter Performance, opened by the family in 2003, applies that competition experience to custom street and race vehicles for individual owners and teams from its Chardon facility. Its work has also extended to fitting race-engine technology to replica vintage aircraft.CHARDON, OH
Sikky Manufacturing LLCFounded in 2008, Baltimore-based Sikky Manufacturing makes American-made components and complete systems for LS engine swaps, including its own motor mounts and transmission adapters. The company also builds turnkey vehicle conversions and provides private-label manufacturing, using CNC machining and other fabrication capabilities to develop, test, and produce parts for automotive performance businesses.ROSEDALE, MD