More than once we’ve overheard someone utter the following: “Man, I think I’m gonna build a high-winding small-block that I can spin 7,500 rpm.

With the smaller, smoother-idle, hydraulic roller cam, our 350 small-block laid down 387 hp and 416 lb-ft of torque, which is more than our lumpier, larger, flat tappet cam made!

Read Part 2 of Head Games as we install cylinder heads and Comp Cams' Gen V hydraulic roller cam on a 1996 Chevy Dually Truck only on sporttruck.com, the official website of Sport Truck Magazine.

However, our Comp hydraulic roller 243/257 duration 'stick with 0.570/0.554-inch lift (intake/exhaust) was rated for operation at 2,500-6,100 rpm and should still have been making power ...