The range of aftermarket engine tuning available to enthusiasts is incredibly wide, and we all have our own favorite car mods. When it comes to engine computer software, modern fuel injection has made ...

It has been said that the exhaust emissions from a "typical" classic carburetor-equipped street rod can be as much as 100 times that of a new '10 vehicle. That may be possible if the owner of this ...

Hot rod engine tuning can now live in your trouser pocket, or wherever else you may keep your smart phone. It was twenty years ago when we first saw a hot rod tuner change the idle speed on a Mustang ...

One heavy-duty engine choice transformed a basic pickup into a platform that significantly reshaped diesel performance and ...

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 ...

While we like to think of 2002 as being part of a high-tech age, our beloved internal combustion engine hasn't really changed much in the last 50 years. We're still using pushrods and overhead valves, ...

Since it came out in 1997, the LS engine family has altered the landscape of Chevrolet performance almost as much as Gen I series small-block. It's a great performer in modern vehicles, but its ...