As hard-core diesel enthusiasts, most of us have the inherent desire to increase our trucks’ performance. While improving driveability is the simple goal for some owners, having an engine that makes ...

Direct-injection, variable camshaft timing, forced induction … even with all the modern whiz-bang technology, internal combustion engines have been—from their invention—glorified air pumps. So, an ...

A cold air intake can bring real benefits to your V8 engine's performance and power, delivering greater airflow and bolstered ...

Adding real horsepower without tearing your car down to the firewall is not a fantasy. With the right mix of tuning, airflow, ...

A Note from Jim: The stated objective of this story is to introduce you to some notions that may be of imme-diate help to circle track engines operating under rules that allow non-OEM parts. It is ...