Midstate Machine - A complete automotive machine shop, specializing in engine rebuilding, crankshaft grinding, cylinder head repair, engine machining and balancing with flow bench testing. Davis Technologies - Builder's of a traction control, sensorless electronic traction control system for racing, virtually undetectable. Also, wiring harnesses and driver cooling systems. Fonse Performance - Supplying high performance and racing engines to the marine and racing community. Dyno and flow bench testing available. Dutchess Automotive Machine Shop - Engine work for racing cars. Balancing, flow bench, dynomometer services. Race engine research and development. Sonny Leonard Racing Engines - Builder of engines for high performance street rods, drag racing, oval track and marine applications. HP Racing Engines - Performance engine machine shop operations, engine coatings, and chassis work for high performance and racing vehicles. Ed Pink Racing Engines - Offers engine building, testing, design, and development facilities. Pontiac Dude's House of Speed - Full line machine shop and build all types of racing and street engines. Includes engine specifications and message board. Enders Racing Engines - Includes engine tour, classifieds, news and project information. Engine builder and machine shop services. Ryan Brown Inc - Builds racing engines, fuel systems and ignition components for all types of oval and drag racing. Shafiroff Racing Engines and Components - Custom built race engines, short block kits, cylinder head packages, balanced rotating assemblies, and parts and accessories. Slark Race Engineering - Builds engines for race and speed events including Mini Miglia, Mini Sevens and hillclimb/sprint cars. Williams Precision Engines - High performance dynometer equipped machine shop specializing in custom built Sprint Car, Late Model, UMP Modified, and 2300 Ford Mini Stock, racing engines. Quorn Engine Developments - Motorsport engine specialists in the UK.