Nissan brought the first, and only, variable-compression engine to market. But its future doesn't look bright. Complexity in ...

From June 1, the FIA will impose tougher tests on F1 power units in an attempt to clamp down on the compression ratio saga, ...

The new 6.7-liter LS6 makes 535 horsepower and 520 pound-feet of torque, setting a new bar for the base Corvette Stingray.

As you may know, an engine's compression ratio is directly linked to its combustion efficiency. All else being equal, higher-compression engines tend to make more power while offering better fuel ...

Increasing an engine’s compression ratio is a proven way of unlocking extra horsepower, but there’s a point of diminishing returns. The team at Garage 54, the Russian mechanics who built a V16 using ...

As we near the end of the road for internal-combustion engines, manufacturers are spending big money to eke out small gains in fuel economy. The latest miracle is Nissan’s VC-T engine, the first ...

With the compression ratio loophole to be closed, Mercedes is set to lose performance – but Fred Vasseur doesn’t reckon it ...

Restore power and performance with Bar’s Leaks High Mileage Engine Repair Six Fixes in One Bottle for High-Mileage Engines ...

You've seen plenty of weird engines on Jalopnik, from Trojan's weird two-stroke, four-cylinder cube with wishbone-shaped connecting rods to the Napier Deltic triangle-18 diesel, but never have you ...

There's more to piston shapes than you might think. Whether it's domed, flat, or dished, all pistons have their fair share of pros and cons when it comes to performance and efficiency. Understand that ...