454 bbc

[Bryank]

buddy of mine's old school 454 took a crap and he has a 90's 454. Can we take the new school top end off and put the old school top end on the block? not sure if the coolant passages and bolt pattern the same or what? any info on the swap would be sweet. thanks 

[michigan maniac]

I believe the coolant passages are different

[Bryank]

hmm. knowone else has info?

[J.C.]

Google