Vetterman Exhaust Cowl Clearance

[triumphantduke]

a little post creep.. from those with first or second hand experience -- thoughts on what would in the realm of the reasonable for a model 5 / angle-valve 540 carbed for noise mitigation? prop length, exhaust spacing for 6 into 2, or 6 into 1 and heat muff/muffler?

[jaredyates]

Isa, I would call Clint and talk to him about it. He's really a great resource.