soon to burn off the last of my hundred octane and i don't intend to spend 4.50 a gallon forever, have not gotten the chance to compression test it yet, but it may be between 12.3 and 12.7:1. it's a poormans R CTR cams CTR pistons milled, cam gears at 2,2 adv (=0,0 /w mill) distributor is not adv. or ret. VAFC..(not sure, my friend set up my feul map)
can anyone give me some suggestions for running safley on cali 91 oct.

 

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