Back in the late 70's, in high school I had a 1970 Camaro which I thought was pretty bad, until my best friend bought a 1969 Camaro. I helped him build from scratch a 427 with a ZL-1 cam and aluminum heads. We used to frequently time it 0 - 60 at 4.0 sec and bring it up to 100 mph in a 35 mph...