block casting number good or bad

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block casting number good or bad #50595 06/14/09 11:56 PM
Joined: Jul 2007 Posts: 376 Bremerton, WA 56er OP Contributor
OP 56er Contributor Joined: Jul 2007 Posts: 376 Bremerton, WA	The casting number on my 66 250 block ends in 178. I don't remember is that is to be avoided or is desirable. Anyone? "The first rule of overkill: You can never have too much overkill." "Overkill is underrated."

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Inliners International Forums General Discussion Engines block casting number good or bad