Sometimes we all need a little change in our lives. The same could be said for that camshaft that pumps the valves open and closed in your street engine. What was once state of the art is now obsolete ...

To make choosing a cam for your engine less of a guessing game and more of a decision based on knowledge and experience, the basics of camshaft technology have been explained thoroughly in the last ...

So far, our LS1 Camshaft Roundup has been exciting and informative, with a slew of ever growing camshafts and go-fast parts finding their way onto an otherwise stock LS1 on the engine dyno at ...

Like most things we're not familiar with, many look at degreeing a camshaft as some sort of black magic voodoo that only the most expensive of engine builders in brightly lit "clean rooms" know how to ...

A British company has developed a digital valvetrain drive system that, it claims, can give petrol engines a diesel-level of efficiency and fuel economy with much lower NOx emissions. The inventors ...

One critical part of the Koenigsegg Gemera's brain-scrambling powertrain is its 'Freevalve' petrol engine. You might have glossed over it while trying to compute the outputs, and they way that engine ...

Harley-Davidson is a name that needs no introduction. Known for its American roots, plentiful customization options, and having a loyal fanbase, the brand has largely maintained a pretty good track ...

Maybe you're one of those drivers who loves to tinker around under the hood. Perhaps, instead, you feel safer hurrying off to a professional whenever something seems amiss. You don't need to be an ...

Despite declining sales and revenue in 2025, Harley-Davidson has been the dominant American motorcycle maker for most of its long and illustrious history. Harley has produced a succession of engines ...

Honda developed its Variable Valve Timing & Lift Electronic Control (VTEC) technology to make its cars quicker, more efficient, and more enjoyable to drive overall. The technology’s frequent ...