Your truck's factory settings are holding back more power than you'd expect.

Tuning a carburetor-equipped engine to perform its best with the reformulated unleaded gasoline of today can prove to be a challenge for many kit car owners and builders. Back in the days of leaded ...

Usually you'll only modify your engine's computer to achieve higher engine output, but with recent gas prices it's worth looking at your ECU to see what kind of gains in economy you can get. Since the ...

Improving fuel economy or gaining horsepower means making the engine more efficient. Fuel economy or maximum power is only obtainable when the correct air/fuel mixture or ratio (a richer mixture for ...

Some of us have been there. Others never have. For those who have seen the inside, we realize it's a scary and confusing place. We slowly found our way around the "safer areas," then ventured further ...

Accelleron and HD HMS (HD Hyundai Marine Solution) have conducted Engine Part Load Optimization (EPLO) projects on two ...