Thread: Replacement Rotrex Supercharger for the GTM Stage 1 kit
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Old 05-09-2014, 08:30 PM   #16 (permalink)
R3drckt09
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Quote:
Originally Posted by theDreamer View Post
That was my plan, looking over the charts of the units at 8psi it is in the lower 50% so plenty of room to drop down a pulley size and bump up the psi to 10-11. Plus my other upgrade idea with that is e85 to squeeze out a little more that 93 octane lacks.
Has anyone with a GTM SC tuned with E85? I'm curious as to what numbers that would achieve.
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