louie/gsr New Member Jul 11, 2009 #1 hi my 94 gsr b18c1 slightly built ,stock bottom ,refreshed. head has been ported n polished ,3 angle valve job,got 4into 1 header 2.5 out the back no cat .running rich any one knows ? o2 maybe...8)
hi my 94 gsr b18c1 slightly built ,stock bottom ,refreshed. head has been ported n polished ,3 angle valve job,got 4into 1 header 2.5 out the back no cat .running rich any one knows ? o2 maybe...8)
blaketeg I <3 Boost Oct 7, 2009 #4 CEL on? if it is..get the codes read if not...then you probably need a tune