The performance of your automobile and the wellness of your body can be analogously linked by an old axiom: What you get out of it depends on what you put into it. Imagine trying to run a marathon ...

If an engine’s induction system is only as good as its weakest link, then a set of 400-cfm cylinder heads, giant intake valves, and mega-flow carburetors don’t mean squat if they’re getting choked ...

Auto writers love to talk about engines as if they were living, breathing organisms. We've called oil the "lifeblood" of an engine, the intake and heads its "lungs" and the camshaft its "brains." ...