Quote:
Originally Posted by TopgunZ
The si from vortech is $700 and a month lead time. You can also upgrade to the high speed bearings and run a smaller sc pulley to gain another 25 to 30whp.
And running ethanol obviously helps a lot.
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Thnx for the tips Topz.....Wish we had Ethanol out here....I don't ever see that as an option....it's either 91 @ the pump or Race Gas.....