RCU Forums - View Single Post - K&B Sportster Club
View Single Post
Old 04-12-2014, 04:18 AM
  #373  
flyingagin
 
flyingagin's Avatar
 
Join Date: Feb 2009
Location: Orange, TX
Posts: 2,544
Received 25 Likes on 23 Posts
Default

As long as the muffler has sufficient volume you should have no problem. And since both engines are very close in displacement the 61 muffler should be fine. Might even work better as the .65 has a bunch of internal baffling.

Ken