I'm replacing the cracked head (0331) and gasket on my 2000 XJ 4.0l. My question is, do I have the right Fel-Pro gasket, Fel-Pro 530-SD? Both the block and head have holes that aren't in the gasket near the bolt holes on the manifold side of the engine. The label on the gasket says 1987-2001 4.0l.