COMP Cams Explains the Pros and Cons of Solid, Hydraulic, Flat-Tappet, and Roller Cams, and the Advanced Technology that makes them all Work. With horsepower seemingly growing on trees these days, ...

Last month's "How It Works" story gave you the basics of the four-stroke cycle, describing the motion of the intake and exhaust valves in relation to the piston moving up and down in the cylinder.

A recently filed patent details a new GM cylinder deactivation system that appears to be heading to the next-gen V8 engines ...

One of the advantages of hydraulic lifters is they don't normally require adjustment other than the initial installation. However, there may be situations where the ...

A small gap with big importance in the performance and health of an engine - here's everything you need to know.

Sorry, solid lifters, you make a wonderful typewriter clack and allow for intoxicatingly high rpms, but you can't be surprised that manufacturers slowly moved to ...

Cylinder Head Design Is One Of The Most Complex And Important Aspects Of Engine Building. We Seek Out The Truth From The Best Head Developers In The Country. Like it or not, cylinder head design is a ...