I'd suggest an adjustable timing light. On my 350 I plug the vacuum advance, set the timing light on 35 degrees, rev to 1500-2000rpm, turn distributor to the TDC mark.


"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.