8th Generation Honda Civic Forum - View Single Post - SI with 87 octane gas *Threads merged*
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Old 01-30-2008, 04:35 AM   #16 (permalink)
Kidekat
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I think 87 shoudl be uses in emergency cases. Otherwise I use 91 octane Costco gas, with the occasional Chevron and Shell to take advantage of the detergents that they offer.
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