From Pittsburgh, DeLong Performance Enterprises supplies specialized equipment and components for kart racing and junior dragsters. Its offerings include BBT compact electric starters, SMC Vortex clutches, and kart protection hardware such as its quick-access clutch guards. The company also sells WMS sprockets and related kart drivetrain parts, giving racers a focused source for track-ready equipment and replacement components.
Performance Manufacturing CorpFounded in 2001, Performance Manufacturing Corp. is a Middleport, New York machine shop shaped by decades of hands-on kart-racing experience. It is known for developing Slack kart chassis while supporting racers nationwide with custom parts and technical guidance. The company also applies its precision manufacturing experience to customers beyond karting.LOCKPORT, NY
DeCuzzi TiresBorn at the go-kart track, DeCuzzi Tires makes specialized go-kart tires built to maintain grip and consistent lap times through repeated heat cycles. The Brunswick company draws on more than 30 years of kart racing and 12-plus championships, and its experience racing in rain, dust and 24-hour events informs tires used by more than 150 tracks across the United States. DeCuzzi also makes an air-assisted tire changer for quickly servicing kart fleets.BRUNSWICK, OH
Structure Mechanics CorporationFounded in 1983 by mechanical engineer Thomas Fehring, Structure Mechanics Corporation designs and manufactures racing clutches and sprockets for small-engine applications. The Cincinnati company began as a consulting firm in finite element analysis before bringing that engineering work into American-made karting products in 1989, including its patented Vortex clutch system. SMC says it has produced more than 4,000 axle clutches, tens of thousands of engine clutches and hundreds of thousands of clutch sprockets sold on five continents.CINCINNATI, OH