Power tec 10 EP 3 David Vizards infamous 128 Cam Spec formula
31:14
POWER TEC 10 ep 4 "New VALVE SPRING TEC leaked" no longer exclusive to top race engine builders
12:47
Powertec 10 Episode 2 Torque vs Horsepower
30:02
David Vizard's PowerTec 10 EP 27 Zero loss sound legal muffler systems
28:01
The Cam Challenge Got Done
22:44
Cam profile dynamics Vs event BS bashing!
31:03
Camshaft King Brian Tooley on Hidden Horsepower
16:28
Why are these #'s critical for a good torque build?
8:51