When a car is being upgraded in terms of horsepower and fuel efficiency, exhaust upgrades tend to be near the top of many ...

What is it about exhaust scavenging, headers, and systems that leave us in a perpetual fog? Shorty ... medium ... long-tube? Pipe size? What collector type? Which is ...

To achieve optimum exhaust scavenging on a four-stroke V8 engine, each cylinder should fire every 180 degrees of engine rotation; on a typical V8 with a cross-plane crankshaft and conventional headers ...

On episode 4 of Engine Masters, Roadkill host David Freiburger and friends beat-up some Hooker headers mounted on a 400-cubic inch V8 to see if the restricted air flow would hinder performance. What ...