You could always buy Toulene or Xylene in a 55 gal drum, figure out the mix ratios to achieve 92-94 oct from your 87 with the Toulene or Xylene added.

But I agree, just run 91+ as cost difference isn't there.

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I'm not a doctor, but I'll have a look.

'85 300SD 245k
'87 300SDL 251k
'90 300SEL 326k

Six others from BMW, GM, and Ford.

Liberty will not descend to a people; a people must raise themselves to liberty.[/IMG]