R/C Tech Forums - View Single Post - O.S. .12 Speed
Thread: O.S. .12 Speed
View Single Post
Old 10-15-2008, 12:10 AM
  #2  
NiTrO BoOsTeR
Tech Fanatic
iTrader: (7)
 
NiTrO BoOsTeR's Avatar
 
Join Date: Dec 2007
Location: Toowoomba
Posts: 947
Trader Rating: 7 (100%+)
Default
replace them when u get air leaks or they feel gritty when u rebuild the engine, replace them with the OS bearings.
NiTrO BoOsTeR is offline  
Reply