Honda's V5 RC211V engine is a marvel of modern engineering and building a powerplant to exploit a rulebook.

While surface logic says a V5 shouldn't perform well, as you dive deeper, it gets clearer.

Small displacement, high-RPM, engines are capable of some amazing output and engine speeds.

From 9 horsepower 50cc engines spinning to 14,400 rpm to 220 horsepower-per-liter race engines, one-bangers can perform.

Porsche is seeking a patent for a variable-length connecting rod that adjusts the compression ratio, giving the engine more flexibility with turbocharging or flex fuels. It's not the first time for such a concept.

ProCharger will soon be announcing updated pricing, so if you're in the market for a power adder, you have until June 30th to get your blower at the best price possible.

85-octane gasoline is still sold as "regular" in certain parts of the country.

Jason Fenske of Engineering Explained covers why it exists, and why it's bad news for modern engines.

GM's most recent offering in the LT Gen V iron block lineup, the L8T, is what horsepower dreams are made of.

Engine break-in is one of the most widely misunderstood processes in the automotive world.

High Performance Academy seeks to change that, breaking down what is actually happening during break-in.