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Byron Warwick · 08-13-2019, 10:39 AM

I was told that the larger holes in the block are to make it easier to remove the casting sand. Then the gaskets smaller holes control the flow to what the engineers wanted.
Cheers, Byron.

08-13-2019, 10:39 AM	#9
Byron Warwick Senior Member Join Date: May 2010 Location: Corunna, Ontario, Canada Posts: 309	Re: Head gaskets I was told that the larger holes in the block are to make it easier to remove the casting sand. Then the gaskets smaller holes control the flow to what the engineers wanted. Cheers, Byron. __________________ IT'S NOT YOUR AGE, IT'S YOUR ATTITUDE !