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boosting a 4-port na
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10-09-2009, 10:18 AM
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RotaryProphet
Rotary Fanatic
Join Date: Sep 2008
Posts: 147
Rep Power:
17
I've run 16 PSI on a totally stock internal 12a motor during tuning, and ran 13.5 PSI on the same motor as a daily for months after that. It comes down to proper fuel and spark tuning, really.
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