Yes, the C7 Corvette Z06's 6.2L supercharged LT4 engine makes serious horsepower but who wouldn't like more? How about 45 more horsepower and 38 more lb-ft of torque at the wheels? OK, you can drop ...

OBJECTIVE: Wet flow, pressure excursions, port volume, runner length, plenum volume—all these figure into an engine's overall efficiency. But there's more… Sometimes theory is neat, but sometimes it ...

Even as modern muscle machines increase in sophistication, tried-and-true modification methods continue to release trapped horsepower. Such is the case with Holley’s iNTECH cold-air intake system for ...

Form and Function - A Look at Intake Manifold Design: Intake manifolds play a huge part of power production, here’s some of the hows and whys Internal combustion engines are fairly simply machines.

Intake manifolds may not be the most well-known automotive components, but that doesn't take away from their importance. These devices are responsible for sending a precise mixture of fuel and air to ...

If you plan to upgrade your car on a budget, most car enthusiasts often start with the engine's air intake system and a performance exhaust. Add-ons like a cold air intake or a straight pipe will let ...