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 ...

You've probably heard of two- and four-stroke engines, but what are the four strokes of a gasoline engine? And how do they ...

Even if you don't plan on ever owning a car with a diesel engine, you may still want to know how they compare to gas engines in terms of costs and maintenance.

Something I've been kicking around for a while, and wanted to get opinions on: Is there a reason we can't use variable intake valve timing to "optimize" engine operation for E85 operation, while still ...

Engine compression ratios have become a hot topic ...

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 ...