Quench action - money saving power adder

In this, episode 148 of PowerTec 10, DV demonstrates just how cheap and effective a modification such as a simple head gasket change can be - if you know just what change to make. But the 14-15 hp gained by just a gasket change can be augmented to the tune of another 60 - 70 hp on a typical plain-jane 350. You just need to know who's low cost flat tappet hydraulic cam was used in this really low buck recipe!