Jan 2, 2009 #1 M Murdock Member Joined May 28, 2005 Messages 388 Does the GN1 heads require a different cover or can you use the stock ones??
Jan 3, 2009 #2 G GNAT87 Member Joined Oct 17, 2007 Messages 500 You can use the stock ones but in some cases you might need the RJC valve cover spacers depending on your setup
You can use the stock ones but in some cases you might need the RJC valve cover spacers depending on your setup