Founded in 1991 by Jim and Tammy Haines in a Lancaster, Pennsylvania garage, Diversified Machine Inc. manufactures motorsports racing components under its DMI and Bulldog lines. Now owned by Dave and Jennifer Ely, the company produces its lines in a 66,000-square-foot Lancaster facility and is known for sprint-car components and quick-change rear ends.
Bernheisel Race ComponentsBernheisel Race Components began in 1981 as a part-time racing-parts business and has grown into a long-standing stock-car resource in Jonestown, Pennsylvania. Its knowledgeable staff serves racers through a 5,000-square-foot showroom, with Lazer Chassis work among the support available for teams preparing their cars.JONESTOWN, PA
Performance EnterprisesWith more than 30 years serving the racing community, Performance Enterprises builds custom racing engines and supplies components for circle-track teams. Its machine shop works with paved oval, late model stock, and dirt-track racers, combining engine machining with dynamometer testing and tuning. The company also offers 604 racing crate motors and related parts.CLEVELAND, OH
KZ Precision IncorporatedIn business since 1991, KZ Precision Incorporated is a Lancaster machining shop known for taking on difficult parts for industrial customers. Its 12,000-square-foot facility produces precision components and sub-assemblies for markets including automotive and aerospace, serving both prototype work and production runs.LANCASTER, NY
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