any compression ratio gurus on here?
5 Mar 2015hey all... (have posted same question on sau also) trolled the forums last night for ages and come up with some useful info on casting numbers and what they mean etc My RB25 head, is cast 75T, so R3…
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Bipolar
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WTD Haltech ECU
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WTB: keas 3spd manualized auto trans brake conversion kit.
21 Feb 2015C4, pro trans built 800hp rated, transbrake, reverse pattern manual valve, 4k stall, RB bellhousing, freshened up less than 3 months ago... (removed only cos going to powerglide) chasing 3k neg plus …
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