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Some know valve float as the evil that lurks beyond the redline, the dreaded robber of horsepower and destroyer of valves; taking a look at the valve float.

Engine Masters

A Crash Course in Valve Float

The General Mayhem 440 is strapped on the dyno and decisions on which intake and headers to run, as well as how to squeeze out more than the 707 Hellcat horsepower, are made.

General Mayhem 440 Returns

The guys perform what may be the first ever back-to-back comparison of factory-oriented pistons against reverse-oriented pistons.

The Piston Pin Offset Flip -- Is It a Flop?

Testing intake upgrades for a street car swap; pitting the factory manifold against a worked-up aftermarket piece.

5.9 Magnum Intake Shootout

A look at the differences between single and split-duration camshafts.

The Split Duration Decision

Using a basic 150-horse plate system, the crew demonstrates the basics on installation, safety and tuning for a typical carbureted engine.

Nitrous for Noobs - The 150 Shot Walkthrough

Trying to find the least restrictive way to route a cold air system.

Cold Air Considerations

The guys explore the cooling benefits of water-methanol injection.

Water-Meth Injection: Is It Cooler Than the Intercooler??

The guys study the fueling demands, horsepower, and the pros and cons of running different types of fuel.

Choosing Fuel: Which Barrel is Right for You?

The crew dives into the waters of individual runner systems, shows how to tune them, and whether all that cool makes any more power than the stalwart carburetor.

Hilborn Stacks!

It's a battle of price vs. power for street-centric wedge cylinder heads.

The Wedge Head Shootout!!

The crew tries to find the right balance of decibel levels and performance.

Exhaust for Turbos - The Dos and Dont's

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Auto parts testing and engine-to-engine shootouts; developed from the popular Engine Masters Challenge and hosted by Steve Dulcich of Engine Masters magazine, David Freiburger of Roadkill, and Steve Brule of Westech Performance Group.

S6 E21 | Nitrous for Noobs - The 150 Shot Walkthrough