Posted 11/7/2016 09:20 (#5623025 - in reply to #5622722) Subject: RE: advice for muffler on a 3394 ?
Tabor MN aka God's Country
Did you check the exhaust manifold? 504s had a little history of the manifold cracking and or bolts breaking. Sometimes that can have a similar noise. Good luck.
advice for muffler on a 3394 ?
