Thread: Octane question
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Old 10-10-2013, 09:06 AM   #2
JANNETTYRACING
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Quote:
Originally Posted by mcdoogle6969 View Post
Hey all, I've been noticing that a lot of our BP stations around here are getting rid of their 93 (10% ethanol) and replacing it with 91 (100% pure)

So my question is, with higher horsepower levels, which would be better? 93 with 10% ethanol or 91 pure gasoline? I run meth as well.
You will need to take out some timing.
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