11-17-2015, 04:00 PM
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#10
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I Love custom Turbo kits
Join Date: Mar 2012
Drives: Limited BRZ
Location: Miami
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If you plan on truly staying with E85 and not going over 20 psi, I fully recommend you keep the 12.5:1 stock ratio. Only reason to lower comp. is if you're going for the big power (25+ psi) and/or need to get off E85 and run just pumpgas.
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