Do you want to spend big bucks on a hydraulic roller cam setup or low bucks on the old-school flat-tappet cam? The answer depends on your desire for power and durability. We spell out the differences in the two camshaft designs so you can decide what's best for your car.

Increasing engine displacement with a stroker kit is a proven way to get more horsepower and torque, but exactly how much power? In this test of "there's no replacement for displacement," the hosts run a dyno compare you've probably never seen before.