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pmt racing
07-28-2009, 09:12 AM
what should the stock compression be for a drr 90 and a 50?
#404's Dad
07-28-2009, 01:33 PM
Originally posted by pmt racing
what should the stock compression be for a drr 90 and a 50?

I have seen the 50's from 125 to 135 on my gauge.
07-28-2009, 06:55 PM
170 liquid cooled