Since 1993, Rome-based Calandra Racing Concepts has designed and manufactured radio-controlled model-car racing products, with a particular focus on pan cars. Founded by Frank Calandra Jr., the family-run operation includes Frank Sr. and Mark Calandra and works from a 10,000-square-foot facility with indoor carpet and outdoor dirt and asphalt test tracks. CRC’s Carpet Knife and MetriCKs cars have carried its U.S.-designed products to major national, European and IFMAR World Championship wins.
Kreitz Oval Track PartsFor almost 40 years, two generations of the Kreitz family in Sinking Spring have supplied sprint-car and oval-track racing parts, drawing on experience gained both in the shop and behind the wheel. Don Kreitz Sr. began building race-car frames in the 1960s, while Don Jr.—a four-time Williams Grove Speedway track champion—now helps racers choose parts based on years of technical and racing experience. The company also develops Kreitz-designed components, testing products on its own race cars before offering them to customers across the United States.SINKING SPRING, PA
Racing Sport ConceptsSince 2007, Racing Sport Concepts has been an enthusiast-led Columbus company known for developing its own carbon-fiber automotive designs rather than reselling other brands’ parts. Its 13,000-square-foot facility supports products for owners of luxury and exotic vehicles, with designs tested through prototyping, computer analysis and track validation.COLUMBUS, OH
Penske Racing ShocksFormed in 1988 from the Penske Racing Indy Car team’s search for a higher-performing damper, Penske Racing Shocks manufactures custom racing shocks for automotive, motorcycle and off-road vehicles. Each shock is billet-machined and hand-built in America rather than mass-produced or outsourced, with every unit dyno-tested before shipping. From its Reading headquarters, a team of more than 40 supports racers worldwide while also developing specialized damping and precision CNC-manufacturing solutions for military and other demanding applications.READING, PA
Zul Racing LtdSince 1988, family-run Zul Racing has restored, prepared and engineered classic, prestige and historic racing cars, drawing on a Historic F1 background that began in the late 1970s. Its work ranges from rebuilding significant cars such as the Matra MS11 and Iso Bizzarrini A3C to one-off fabrication and race-day support, with an in-house rolling road capable of testing engines up to 1,000 bhp. The company serves owners who expect period machinery to be properly engineered both for display and for the circuit.WEST BABYLON, NY