Variable-length intake runners aren't a particularly new concept, but Ferrari's system in its LaFerrari is next-level fascinating. Let Engineering Explained give you the rundown. You see variable ...

Your intake manifold. It takes in air and sends it to your engine's combustion chamber. This is basically the start of the combustion process. After all, you can't have combustion without air.

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 ...

The best way to appreciate the capabilities of the process is to examine the inside of an intake manifold runner before and after the modification. This view shows a stock runner in a TPI manifold ...

Custom builders looking to add performance and styling punch to their Big Block Chevy engine can turn to Holley for the Hilborn EFI-R Individual Runner Manifolds kit. "Based on the original Hilborn ...

If you are any kind of gearhead or have worked with engines for even a little while, then you are likely familiar with the rules of thumb when it comes to intake manifolds and horsepower. The main ...

When Ford introduced the factory fuelie engine in 1986, it ushered in a new era of performance. Much has changed since the injected 5.0L H.O. first hit the streets, but the popularity of the ...

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 ...