R/C Tech Forums - View Single Post - New Sonic nitro engines.
Thread: New Sonic nitro engines.
View Single Post
Old 02-05-2012 | 08:32 AM
  #38  
beebone
Tech Addict
 
Joined: Jan 2010
Posts: 528
From: Hong Kong
Default Sonic .12 problem
Any .21 Sonic user experienced:
-Carb leak? (Silicone sealant solved it)
-tapping noise from uneven torque on head bolt? (I tried many time to tighen the head, no help!!!!)
-Gummed in the pinch zone? (Not sure related to uneven torque on head bolt)
beebone is offline  
Reply