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Re: compression ratio on 98 octaine | Subject: Re: compression ratio on 98 octaine by Buket_of_water on 2011/6/14 10:18:46
what you need to do is dilute 98 down to 97 by mixing it with 91 (i don't know the ratios)
then skim it until it starts to ping on the 97 and thats your safe limit
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