Four-stroke engines, which make up 99% of vehicles on the road, rely on a system for managing air intake, compression, ...

Have you ever heard of the Silent Knight? It was a unique engine that ditched noisy valves for a weirder, quieter, and more ...

One of the turbo engine's most iconic sounds is called the turbo flutter. That "stu-tu-tu-tu" sound the Nissan Skyline GTR R34 makes as the throttle closes is the sound of compressed air escaping past ...

If you could single out one particular part of an engine that is most misunderstood, you would likely mention the camshaft. The numbers associated with camshaft design have baffled many a car guy for ...

Auto magazines are full of 1,000-horsepower LS engine stories teeming with superchargers, turbochargers, intercoolers, massive loads of nitrous, race gas, and all sorts of glamorous equipment. While ...

We're always on the lookout for new stuff, so when information on Comp Cams dual conical valve springs came across our desk, we were eager to take a look. Comp introduced these dual conical springs in ...

Many gearheads buy their cylinder heads fully assembled and don’t have to sweat making sure all of the various parts are set up correctly. But for those that build their own, or that just need to swap ...

For more than a century now, automotive engineers have struggled with an unavoidable balancing act when it comes to engine compression. Now, thanks to an innovation from Infiniti, they may get to ...