Posted by RDavis on Wednesday, December 24, 2003 at 9:31AM :
In Reply to: muffler info posted by Glen on Tuesday, December 23, 2003 at 6:54PM :
Try a piece of pipe (no muffler) all the way back to the rear of the truck. I think you will be surprized at how soft the exhaust sounds and the pep it seems to give the old flathead.