performance · FF-0571

Why does Ed plug the heat riser on a Flathead?

Ed says one of the things he always does is put plugs in the heat riser, so the exhaust heat no longer heats the carburetor.

Expert
Ed Smith
Evidence
expert attributed
Component
heat riser plugs
Applicable scope
Ford Flathead V8 builds in Ed's shop
Original BTG sourcePickle Fork, Rock Crusher Muncie, Flathead FIXES
Watch at 03:05.520 ↗