The School Of Automotive Machinists (SAM) runs their Chrysler 402ci Poly-headed small-block on the dyno at the 2015 AMSOIL Engine Masters Challenge at UNOH in Lima, Ohio.

David Freiburger and Steve Dulcich are no strangers to junkyard engines and bizarre modifications on Roadkill Garage. On Engine Masters, they take that to the next level, adding crazy upgrades to ...

As masters of the Mopar engine, David Freiburger and Steve Dulcich know how to exact the most horsepower and torque from stock Mopar engines. Here's what the've done to some pretty basic Mopars on ...

On episode 64 of Engine Masters, the guys take a 555 big-block Chevy to the Blower Shop then test the difference in power between gas and E85, and how much more power can be made when running each on ...