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 ...

It might seem that the intake manifold is one of the simplest components on an engine. After all, the purpose of the intake is to provide a series of passages to join the carburetor with the intake ...

The time has come to buy a new intake manifold for your hot rod. There are plenty of choices on the market: single-plane, dual-plane, dual four-barrel, three two-barrel, tunnel-ram, and so on. You've ...

Designed and constructed by SEM from A365-T6 aluminum and heat-treated Plenum features 2.75L of internal volume for increased flow capacity to supply enough volume for higher rev limits Shallow ...

For most gearheads, there's nothing quite thrilling like the roar of a tuned engine and the instant kick of improved acceleration. Of course, buying a muscle car to enjoy lots of raw power and torque ...

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 diesel performance, achieving optimal airflow is the cornerstone to unlocking your engine’s full potential. For owners of the 6.7L Cummins, upgrading the intake system is a popular and effective ...