RCU Forums - View Single Post - newbie first flight and engine question
Old 06-23-2004 | 06:42 PM
  #2  
dolsen
Senior Member
 
Joined: May 2004
Posts: 195
Likes: 0
Received 0 Likes on 0 Posts
From: , WI
Default RE: newbie first flight and engine question

sometimes if the muffler has a leak you will get more of a black exhaust residue( i don't know why though).