David Vizard's PowerTec 10 EP 31 SBF factory iron heads - 100 hp mods!
Simple SB Ford chamber mods for 20 extra HP
David Vizard's PowerTec 10 EP 21 302 SBF cylinder head dyno tests
David Vizard's PowerTec 10 EP 27 Zero loss sound legal muffler systems
Super porting factory castings for aftermarket power.
David Vizard's PowerTec 10 EP 38 Big Power port filling moves
David Vizard's PowerTec 10 EP 23 5 Golden porting rules #1 Identifying primary flow restrictions.
David Vizard's PowerTec 10 EP 22 Avoiding Timing Chain Power Losses
Explorer GT-40 head porting info.
A PowerTec 10 Hot Rod Magazine Info Exposure
David Vizard SBF Ford Cylinder Head Shoot-Out PowerTec10 6.2
David Vizard's PowerTec 10 EP 45 Crank Journal Polish = + 20 HP?
302 SBF design by David Vizard & Terry Walters - 344 HP 364 ft/lbs
David Vizard's PowerTec 10 EP 24 The 100 hp small Block camshaft , myth, magic or hi-tech?
Modify SB Ford OE iron heads for a 94 HP gain
David Vizard's PowerTec 10 EP 48 How to deprive you opposition of horsepower
David Vizard's PowerTec 10 EP 32 5 Golden porting rules - #1 continuation
Killer E7TE sbf ported cylinder heads
David Vizard's PowerTec 10 EP 29 743 HP "Out-of-Box" Speed-Shop-Parts 421 ci SBC Build
David Vizard's PowerTec 10 EP 12 Part 1 Checking Bearing Clearance. To Plastigage or Not.
