best rotors for high boost engine

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Nov 15, 2005 | 03:08 PM

20bfd3s

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From: moscow

best rotors for high boost engine

which are the best series4 with 8.5 comp ratio or series 5/6 with 9.0 ?
but series4 weights a little more.
is there any other difference in streight or something else between them?

goal is 35psi on alcohol

Nov 15, 2005 | 03:22 PM

MrDirt

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From: Pittsburgh, PA, USA

Series 4 of course. You can have them lightened if it is a problem.

Nov 15, 2005 | 04:27 PM

t-von

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From: Midland Texas

Quote:

Originally Posted by MrDirt

Series 4 of course. You can have them lightened if it is a problem.

Yep they also have the strongest casting. I have 3 "C stamp" higher compression 9.7 rotors that I'm going to run in my 20b for better response and drivability.