on my 87 i've never used anything but 87 octane regular and just about all of our gas gets cut with meth alcohol. and after 30k very rough miles not one ping. the only thing i've done to that car's engine is to change oil every 3k miles. engine runs just fine.

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Thanks Much!
Craig

1972 350sl Red/Blk 117k
1988 420sel charcoal/Blk 140k
1987 420sel gold/tan 128k
See My Cars at:http://mysite.verizon.net/res0aytj/index.html

Pound it to fit then Paint it to match!

There is only First Place and Varying degrees of last!

Old age and deceit will overcome Youth and Enthusiasm every time!

Putting the square peg in the round hole is not hard... IF you do it fast enough!

Old enough to know better but stupid enough to do it anyway!