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Old 01-10-2022, 01:21 PM   #12
old ugly
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Default Re: Big Valves and porting?

Quote:
Originally Posted by Bob Bidonde View Post
Porting is not reversible and it reduces the compression ratio. For a street runner, I doubt porting is of any significant value, but I am guessing.
porting for higher performance engine is probably good when combined with all the other components
but the reliefs like on this fh8 , you wouldn't do that to a model A. the valves are already higher than the top of the block.
ou
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