Horsepower is becoming easier to make every day. With nitrous, supercharging, electronic fuel injection and killer cylinder heads, achieving horsepower and stratospheric rpm is now easier than ever.

In the Aug. '08 issue, we did a full rundown of Edelbrock's new aluminum Performer RPM 409 cylinder heads for Chevy W-series 348/409 engines, in addition to a line of foundry-fresh dual-quad intake ...