Try using a jumper cable directly from the battery ground to the starter casing to eliminate the ground as the culprit. Make sure the battery ground terminal is clean.


Phil
Moderator, The Engine Shop, Interiors and Project Journals

1952 Chevrolet 3100, Three on the Tree, 4:11 torque tube
Updated to: ‘59 235 w/hydraulic lifters, 12v w/alternator, HEI, PCV and Power front Disc Brakes
Project Journals
Stovebolt Gallery Forum