Tried Searching no luck,please help, 91 oct and boost

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Jan 10, 2006 | 06:11 PM

BluByWho

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From: Naperville, IL

Tried Searching no luck,please help, 91 oct and boost

I just moved from Illinois to Colorado, they only sell 91 octane here, can I run 20-21psi safely on my car with out doing any damage? I tried searching, no luck. Mods are in sig...

Jan 10, 2006 | 06:13 PM

Ranskaa

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i wouldn't, do a search for homemade octane booster

Jan 10, 2006 | 06:13 PM

HiRevnVIII

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20.5

Jan 10, 2006 | 06:15 PM

BluByWho

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My car holds strong at 20psi, every now and again it'll spike to 21 thats why I ask

Jan 10, 2006 | 06:53 PM

HiRevnVIII

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20.5 is safe for 91. Stock 05's hit 20.5 before taper. You are ok with what you are at.

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