About the Guest: Peter is the international sales & marketing manager for ProTopline Cylinder Heads. Don't let the title fool you, he's got a great technical understanding of air flow. www.protopline.com

About the Show:

Air Flow Testing Tools:
Flowbench - Best? Cheapest? Building your own?
Diagnostic tools (flow balls, pressure probe, velocity probe, etc)

Theory:
What are your core beliefs on air flow?

Head Porting:
Gasket - Area? Shape? Height?
Pushrod - Area? Width?
Roof - Width? Tip? Angle?
Floor - Width? Tip? Shape?
Walls - Shape?
Window - Area? Shape?
Short turn - Height? Width? Corners? Radius?
Bowl - Width side to side? Width front to back? Depth? Shape?
Guide - Shape? Height?
Seat - Shape? Transition to bowl?
Combustion chamber - Squish side? spark plug side? valve shrouding? Shape?

Valves:
Diameter - How do you decide?
Face - Angle? (45', 55', etc) Width?
Back cut - Angle(s)? Width?
Shape? (Nail, Tulip, etc)

Fixing flow problems:
Poor low lift - What areas to focus?
Poor mid lift - What areas to focus?
Poor high lift - What areas to focus?
CFM backs up at upper lifts - What areas to focus?
Turbulent (noisy) - What areas to focus?
Other problems?

Other:
Duplicating your work (Templates, gauges, et)
Reverse flow - How to test? What to do?
Epoxy - When to use? How?
Welding - When to use? How?
The biggest head porting mistakes you've seen?
Intake manifold porting tips?
Current trends in porting?

Pro Top Line Specific:
Let's take Pro Top Line heads one by one and describe the modifications to
improve them.

Forum: Post questions / comments for this guest