Quote Originally Posted by artymac
So how is it possible that the casting number on the heads: C8AE-H is the same as the number for Mustang GT& Rachero GT heads? are heads designed specifically for 2 and 4 barrel applications? sorry about the ignorrance,but it's why I'm here.
Thanks

Same head. C8-H's had 8 , 14 and 16 bolt patterns on the exhaust side. It depends on the car they were being used in. Most of them have the extra bosses to drill and tap holes if your bolt pattern is not the same. There was no 2bbl vs 4bbl head application for the C8-H's.


G.