I have a 61 Apache and I replaced the points with the metronix electronic unit. I must have knocked the timing out as the motor now pings. I found there is no timing tab on the front of the motor. What do I do to re-set the timing to eliminate the pinging?

Thanks
john


1961 Long Stepside Apache 10, original 235, 4 speed and 3:90 posi totally stock (owned 12 years)
1966 Chevelle (owned 53 years)