It is easy to take valves for granted. They have been used since the days of the Roman Empire and designs are pretty routine, so people tend to assume that a standard valve will do the job. But that ...

During one of our never-ending technical discussions, Jim Grubbs at Jim Grubbs Motorsports (JGM) suggested that we take a look at the flow difference between 30- and 45-degree valve seats. While ...

Established in the 1890s, Pegler Yorkshire is one of the world’s major Manufacturers of sophisticated integrated heating and plumbing products. The company’s dedication to customer service, ...

The tough guy in you says to stab that cam in retarded a few degrees for maximum top-end horsepower, while your more practical alter ego suggests advancing it a hair for improved low-end torque and ...

Vortex-i PC-controlled torque test system with Emperor (Torque) software. Pegler Yorkshire is one of the world’s leading manufacturers of advanced integrated plumbing and heating products. The company ...