Tips to Tune a Clutch for Competition

Tips to Tune a Clutch for Competition

Sometime last century, engine builder Jon Kaase declared that for every 1/10th change in barometric pressure, engine output is affected by around 10 hp. The adage changed the approach to clutch adjustments, and adept crew chiefs have since followed the rule. Read the...
Under Pressure: why hot rod oiling systems fail

Under Pressure: why hot rod oiling systems fail

By Ray T. Bohacz: If a fluid is considered incompressible how does any hydraulic system create pressure? An engine’s oiling system bows to many laws of hydraulics even though the oil is not considered a working fluid. An example of a working fluid is brake fluid,...
Deck wave: What is it and how is it checked?

Deck wave: What is it and how is it checked?

By Titus Bloom: Research of racing parts invariably includes discussions with race engine builders and manufacturers. During their course, jewels of information can emerge, as was the case when we were developing a story following JE’s announcement of their...