The manifold absolute pressure sensor reads the amount of pressure or vacuum (also called “engine load”) in the intake manifold, where outside air is divvied up in proper amounts and distributed to ...

So far in the build of this neglected 5.7L Hemi, we got the engine running to establish a baseline of 376 hp and 414 lb-ft. Next, we changed the cam and springs, and on Westech's Superflow engine dyno ...

Upgrading your Fox Body Mustang’s intake system isn’t just about raw horsepower — it’s about setting the stage for future performance gains. The right throttle body and intake manifold combo can ...

An intake manifold leak can quietly drain your car’s power, fuel economy, and reliability. Knowing the symptoms, testing methods, and repair steps can save you costly shop bills. With the right tools ...

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 ...

There is no question that the DOHC 5.0L Coyote engine has taken Mustang performance to new levels, and the spotlight, but if you have a Three-Valve 4.6L, there are still a lot of performance options ...

It sounds like an old cliché by now, right? Just do a four-barrel intake and carb swap, and wake up your old, lazy 289ci sloth. But it can’t be quite that simple, can it? Turns out that it may be just ...