Aluminum dissapates heat much faster than iron. This heat reduction will allow
you to run a much higher static compression on lower octane gas which in turn
will make more power.
Dester223@aol.com wrote:
> What would the gains to an alum. head be over a cast head? I think weigh
> reduction, but then alum warps faster? and the valve seat might wear out
> faster over time with alum.... Sorry. beginning in automotive stuff. still
> trying to figure out alum. VS cast iron stuff..
> -Dester
>
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