RCU Forums - View Single Post - Pitts Muffler for OS 91FX
Thread: Pitts Muffler for OS 91FX
View Single Post
Old 08-07-2006 | 12:59 PM
  #2  
jrf
My Feedback: (551)
 
Joined: Dec 2001
Posts: 2,903
Likes: 0
Received 5 Likes on 3 Posts
From: Burbank, CA
Default RE: Pitts Muffler for OS 91FX
No. It will rob power and cause the engine to overheat. Look at the difference between the stock mufflers on the 61 and the 91. A pitts for the 91 needs to be larger also.

Jim
jrf is offline  
Reply Like