billet head

[brett1234]

i am thinking of getting a billet head and i was wondering how much acceleration does it add: a little, a lot, bearly any???? for a orc

[Slimcandy428]

IT depends on what compression ratio you choose. The higher you go the more low end you will gain but you will have to run no lower then the specified octane req. for that dome.

[brett1234]

i run 115 leaded

[Slimcandy428]

You can then run a 17:1 dome. You will gain a lot of low end. You sure will be able to notice.