"These days, almost never," proclaims Billy Godbold, Comp Performance Group Valvetrain Engineering Group Manager. For sure, anytime you can reduce the mass of the valves, valvesprings, valve locks, ...

Eric Hsu recently returned from the land Down Under, competing at Australia’s WTAC as engine manager for Sierra Sierra’s EVO. He’s enthusiastic (see photo), well . . . not really, but . . . he’s ready ...

Performance tricks are usually just sleight-of-hand changes that dolittle to improve performance. After all, if it was that easy, everyonewould be doing it, right? But the simple fact is, valvespring ...

V-retainer couplings are an economical and proven way to connect ducting, tubing, filters, and other components in high-temperature, high-pressure pneumatic and mechanical applications. In the ...