O OBXdieselAddict New member Joined Mar 25, 2013 Messages 162 Jun 17, 2016 #22 were these pulled out of a motor or are they still boxed? are they for a particular duramax? LB7?
O OBXdieselAddict New member Joined Mar 25, 2013 Messages 162 Jun 20, 2016 #23 are these universal for all duramax heads? I have an LB7