Thread: GP head
View Single Post
  #3  
Old 05-14-2018, 06:54 PM
memphis2857 memphis2857 is offline
Senior Member
 
Join Date: Aug 2011
Posts: 970
Default

The GP head is different but I’m not sure about the squish. My guess would be that it’s still a pretty big gap. My detonation issues were solved with proper jetting. The stock needle in these bikes is garbage


Sent from my iPhone using Tapatalk
Reply With Quote