1993 Chevrolet Silverado Octaine Level Required 10 3 1 Compression Pistons

1993 CHEVROLET SILVERADO
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what octaine level is required for 10.3 to 1 compression pistons ?
Jan 25, 2013 at 7:18 PM
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JACOBANDNICKOLAS
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For that compression ratio, I would recommend 93
Jan 25, 2013 at 7:19 PM
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