[20v] 7A vs 3B C/R
tquattroguy at yahoo.com
Wed May 7 00:56:07 EDT 2003
You could theoretically swap heads with no change, but
swapping pistons will change the Comp Ratio.
--- JShadzi at aol.com wrote:
> This is not true, the compression he is referencing is the
> pistons, not the head, both the 3B and 7A have about 37cc
> combustion chambers.
> >Hi guys-
> >I was talking with a local guy who is said to know a lot
> about Audi tuning etc. He said that putting a 7A head on a 3B
> bottom would have a higher compression ratio compared to
> normal 3B. He said it would increase from 9.3:1 to 10.3:1.
> This was not my understanding. Can anybody confirm or deny?
> 200q20v mailing list
> 200q20v at audifans.com
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