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 ...

When people talk about the air/fuel ratio of their engine, do you get confused? Do they really know what they're talking about, or did they just hear someone mention it in another conversation?

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 ...

In last month's installment of our Building the Beast LS3 engine build series, we covered the assembly of the top end of our 416ci LS3, a process that involved bolting the RHS heads and FAST intake ...

Fork out a few hundred quid on a little black tuning box and you could unleash a healthy dollop of extra power and torque from your tractor. Sounds tempting, doesn’t it? But what are the risks? Will ...

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