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JimKshortstep4x4 · 07-15-2002, 09:29 AM

Most engine blocks with that code are 4 bolt main engines. If that is a 69-72 block than it is a 4 bolt main engine. (I don't know of any exceptions).

JIm

07-15-2002, 09:29 AM	#2
JimKshortstep4x4 Senior Member Join Date: Jul 2001 Location: Muskegon,MI,USA Posts: 6,026	Most engine blocks with that code are 4 bolt main engines. If that is a 69-72 block than it is a 4 bolt main engine. (I don't know of any exceptions). JIm