Engine science isn’t quite a lost art, but it’s something that is much more understood than it used to be. Now, engines are incredibly talented at everything thanks to innovations in combustion ...

In most tests on engines up to 6,500 rpm, a modern high-rise dual-plane intake like this Chevrolet Performance example on a Chevy 350 generates the best overall average torque and power numbers ...

The length of an intake runner has a pretty significant effect on the way an engine delivers power. In simple terms, longer runners help generate better low-end torque, short runners provide high-rpm ...

If you want to understand how engines work, it's important to realize the part the intake manifold plays in the grand power scheme. The basic job of the intake manifold is to route fuel and air in ...

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 ...

In 1985 GM released one of its last major updates to the first-generation small-block Chevy, the Tuned Port Injection (TPI) system. It was the General's first foray into individual-runner and ...

Horse Sense:Though we tested all these intakes on a purpose-built NMRA Real Street car, the intakes legal for the class are limited. They are as follows: Stock 5.0 and Two-Valve 4.6 EFI intake, Ford ...