Mar 12, 2009 #2 8 87geeinn Buick and AMG pilot Joined Jan 17, 2006 Messages 1,338 You can kinda see them in this composite view already installed on the head. Attachments Edm0017.jpg 118.7 KB · Views: 199
Mar 12, 2009 #4 G getchasum MISSING 2 CYLINDERS??? Joined May 23, 2002 Messages 2,280 Coach is correct on the 980's..... However if you go with Comp's 979's they must be used.
Mar 13, 2009 #5 4 49-blues Active Member Joined May 30, 2001 Messages 7,628 What are the spring rates on the 979s? and 980s?