edison1970 Member Joined Aug 31, 2016 Messages 9 Reaction score 0 Location Wilmington, NC Apr 3, 2023 #1 Are the magnum heads the same as LA heads where the end holes go into water jackets?
Bobzilla Well-Known Member Joined Aug 10, 2017 Messages 1,884 Reaction score 1,653 Location Southeast Michigan Apr 3, 2023 #2 Exhaust manifold/header bolts on factory Magnum heads are all blind holes.