Thread: High Compression Low Octane
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Old 06-10-2012, 12:20 AM   #17 (permalink)
ERTW
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Join Date: Jan 2012
Location: Toronto
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Bu - '08 Chevrolet Malibu LS
90 day: 32.29 mpg (US)
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Yamaha 5 valve tech will not knock - 93 octane with 13.5:1 cr! The corvette LT5 was said to run fine on 87 octane with 11:1 cr.
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