| Glebe_Engineering,_Ltd_ Precision engineers specializing in: CNC machining, F1, F3 and TVR gearboxes and transmissions, wire and spark erosion, CAD/CAM and 3D surfaces. |
| Godman_Hi_Performance_Products Carries custom hose assemblies, fittings, lines, air conditioners, heaters street rods brake systems, fuel pumps and filters. |
| Gordster Offers performance parts from leading manufacturers. |
| GRANT_Motorsport Specialize in Volkswagen engine parts, chassis and other racing accessories. |
| GTA_Fuel_Enhancer A widely-used fuel enhancer which increases octane and improves performance. |
| Harland_Sharp Manufacturing the aluminum rocker arms for racing engines since 1960. |
| Harlow_Racing_Tires_and_Wheels Selling racing tires and wheels since 1965 carrying brands for all racing needs. |
| Harris_Auto_Racing Racing parts and services for IMCA Modifieds, as well as technical information and tips. |
| Hawk_Machine_Co_ Specialty race car parts for TQ Midget, Mini Sprint, Dwarf and Legend's. |
| Header_Dumps Offer exhaust cut out for performance vehicles. |
| Helix_Autosport Hand built clutches for the motor racing industry. |
| Helix_Motorsports Specializes in New Mini (Cooper and Cooper S) tuning for sports performance parts and accessories. |
| Heritage_Garage Specializing in the restoration, modification and vintage race preparation of Minis and other selected British classics. |
| High_Performance_Racing_Parts Designers, engineers and manufacturers of parts for professional racers. |
| Hilborn_Fuel_Injection Manufacturer and distributor of high performance mechanical and electronic fuel injection systems for all types of racing. See their fuel injectors, fuel pumps and related parts. |
| Historic_Race_Preparation Racing parts and car preparation by Tony Thompson Racing. |
| Holtzman_Engineering,_Inc_ Carburetor fuel control products to improve performance, increase efficiency,and reduce harmful pollutants of carbureted engines. |
| Hop_Up_Racing Import and domestic aftermarket, automotive performance racing products from top manufacturers like Greddy, Borla, Blitz, Apex'i, and HKS. |
| Hose_Line_Corporation Specialize industrial hydraulic hose assemblies, racing hoses, Teflon brake hoses, steel tubing, and ducting. |
| Huffaker_Engineering Specialize in race car chassis, engine design, building and development. Also offer machine shop service and chassis fabrication services. |
| Hughes_Performance Manufacturers of street performance and racing automatic transmissions, torque converters, parts. |
| Hunsaker_Sports Offroad and drag racing seats, gas cans, and accessories. Includes company history and photos. |
| Imperial_Heights_Garage Auto racing chassis, parts and supply dealer, located in the Pittsburgh, PA area. |
| Indianapolis_Competition_Products Offering accessories and components for formula and stock cars. |
| ISKY_Racing_Cams Manufacturer of camshafts, valve springs, lifters, pushrods, stud girdles, retainers, rocker arms, and rev kits. |
| J_D_\'s_High_Performance_Center An auto repair and high performance shop catering to the 'muscle car' and 'race car' enthusiasts. Also specializes in classic car restorations. |
| JD\'S_Performance Racing and performance parts for General Motors and Ford cars. |
| Jenvey_Dynamic_Induction_Systems Motorsport fuel injection components including throttle bodies and induction accessories for rally, touring, sprint car, spec formula and motorbikes. |
| Jerico_Performance_Products Racing transmissions and accessories, all American made products. Online manuals, products you can order. |
| Jr-Dragster Offering race car products for sale and a forum for messages, questions and answers. |
| K_and_S_Motorsports Racing and performance parts dealer from South Central Missouri. |
| Kinnor_Services Supplier of high performance K&N filters and elements, carburetor bolt-on units, and 57i performance injection kits. |
| KMS Specializes in Honda Performance and Acura Performance engine building. |
| Knight_Stalkers,_Enterprises KS nitro shock suspensions are the extreme in suspensions. For high performance vehicles such as dune buggies, tough trucks, off-road racers and Monster Trucks. |
| Kotzig_Publishing Offers a guide to electronic performance tuning of Ford vehicles. |
| 2KRacing Performance racing parts for car or trucks. |
| Lazer_Cams Offer online Cam Table for customer to select cams, camshafts, roller lifters, pushrods and chain gear drives. |
| Light_In_Sight Offer patented windshield mounted lens for assisting drivers in seeing traffic lights out of their normal view. |
| Lowe_Fuel_Systems Information of constant flow fuel injection systems. Flowed fuel systems, racing parts and specialized hardware. |
| Lugo_Motorsport Offers parts for rally cars and karting. Includes fire suits, helmets and other clothing and accessories. |
