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Old 02-19-2013, 05:52 PM
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thatsmrmastercraft thatsmrmastercraft is offline
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Join Date: Sep 2008
Boat: 1977 Stars & Stripes
Location: St. Paul, MN
Posts: 16,214
Quote:
Originally Posted by 1redTA View Post
The LT1 has a 10.4-1 compression ratio, even with reverse cooling I wouldn't run 87 in it unless all you do is put around at idle or cruise
Even with the detonation sensor dialing the timing back it's still pushing things in the wrong direction using 87.
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