Getting an engine compression test for your car is a bit like having your blood pressure taken. It sounds complicated without context, but it's a relatively straightforward and painless procedure that ...

Making sure your engine has proper compression is vital for its health. You can rely on one of two methods to test this, but ...

With every passing day the Mule provides opportunities beyond our original expectations. Since the 467ci engine belongs to HPP editor Tom DeMauro, it is at our beck and call. This affords HPP the ...

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 ...

Apart from the very curious, not many people ask why diesel engines, compared to gasoline, run higher compression ratios. The argument is reasonably straightforward and starts with fuel ...