I haven't worked on a sbc for quite some time and have a question. On a 67 327, the marks on the timing tab - are they 1 degree increments or 2 degree increments. Appears there are about 8 marks on either side of O.
Dale McIntosh ACES #1709/TC #92 Gold 67 SS/67 Elky http://www.dalesplace.com
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