airflow · FF-0007

How are the French Flathead exhaust passages different?

Steve and Ed show that the French casting has a smoother, less restrictive exhaust passage than the U.S. comparison block.

Expert
Steve Coppock and Ed Smith
Evidence
verified
Component
exhaust ports
Applicable scope
French Ford/Simca Flathead versus U.S. Ford Flathead
Original BTG sourceFrench Flathead THICKER?
Watch at 28:57.520 ↗