R/C Tech Forums - View Single Post - STS engines
Thread: STS engines
View Single Post
Old 01-06-2004 | 05:06 PM
  #132  
hpinitro3's Avatar
hpinitro3
Tech Rookie
 
Joined: Jan 2004
Posts: 2
Default About breaking the engine in.
I am going to be using 20% nitro fuel. Do i really need to change the head shims to 0.4mm?
hpinitro3 is offline  
Reply