Since we're talking distributors, the 216 I just pulled has what seems to be a ground wire to the block (circled in pic). Is that good or bad or is it even needed? Engine always ran great so I've never removed it.
Matthew 6:33
1952 Chevy 1/2-ton 3100 Late '55 235/SM420/torque tube 3.55 Dalton Highway survivor (using original 216) www.truckwithaheart.com