One of the easiest ways to tune an engine's performance is with the intake manifold. Yes, the camshaft can have a bigger role in horsepower production, but a camshaft swap includes real work and more ...

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 ...

While C&L's intake plenum isn't designed to be a dress-up item, its functional form looks more natural than the hard-edged stock plenum box. What the 4.6 GT engine needs is a good $100 bolt-on, and we ...

Sponsored Content. We may receive a commission on purchases made from links. The 6.7-liter Cummins turbodiesel inline-6 is one of the most widely used diesel engines out there. It has been fitted to ...

Popping the hood of a new Mercedes-Benz 300SL Gullwing must have been quite an experience for most enthusiasts in the Fifties. For starters, the 3.0-liter straight-six sat canted at a fifty degree ...

We're always talking about next-level performance for late-model Mustangs. Handling and engine-performance are the main points of focus, and typically, our mantra is the more, the better. This never- ...

Modern Ford enthusiasts will be happy to hear that old-school hot rodding tricks are not dead. Ford has done a fantastic job engineering the 5.0L Coyote engine, which currently makes 460 hp in the ...

For Part I, covering the new combustion system, direct injection, and active fuel management: click here. For Part III, covering the block, crankshaft and lubrication systems: click here. Continuing ...