Thanks Tim!
>>>>>>>
The cast R/T heads dont change the compression... The R/T Heads have the
same 60cc chamber size as stock, whereas the Alum. has 53cc
the 53cc will give you darn close to a 10:1 compression ratio on a 318/360
Tim Berry
> Let me follow up on Rich's question with another. A DML'er I
> know installed the cast iron R/T heads on his 318 and said he
> thought they lowered his compression. Is that possible? I've
> read that the aluminum R/T heads increase compression so
> it appears that there could be a difference between cast iron
> and aluminum combustion chambers.
>
> GS -
>
> '98 5.2L 5spd
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