Originally posted by Alphatour:
I have always used 93 and sometimes 94. Would a lower 87 or 89 be ok to use? I heard something that using 87 would make you car run bad with a chip. Is this true??
I have superchip.
Alpha
I ran 87 octane with my chip and the car ran like crap (hesitation, worse gas mileage)....don't do it. 
Hector
2003 Rally Red Mitsubishi Evolution VIII
257HP/259TQ
2005 Lapis Blue Mazda 6s
RET: 00 Cabernet Red Ford Contour Zetec ATX SUPERCHARGED
160HP/141TQ
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