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Tinker · 07-15-2020, 03:24 AM

Points and coil still need 4 volts. 1957 ballasts in the system will work. coil restiance makes up the difference. Ford ran 6 volt dizzies on 12 volts after 1954. Just used a ballast coil resistance and a ballast.

https://www.tractorpartsasap.com/coi...IaAn7zEALw_wcB

07-15-2020, 03:24 AM	#7
Tinker Senior Member Join Date: May 2010 Location: MN Posts: 7,053	Re: Crab distributor 6v to 12v Points and coil still need 4 volts. 1957 ballasts in the system will work. coil restiance makes up the difference. Ford ran 6 volt dizzies on 12 volts after 1954. Just used a ballast coil resistance and a ballast. https://www.tractorpartsasap.com/coi...IaAn7zEALw_wcB Last edited by Tinker; 07-15-2020 at 03:30 AM.