Do you have a starter switch on top the starter for 12 volt? The 55 up switch has a side term. that bypasses the resister in the coil circuit on 12 system. With a weak bat. you are probably not getting a hot enough spark to start it.

Last edited by Wrenchbender Ret.; 07/15/2011 8:55 PM.

They say money can't buy happiness. It can buy old Chevy trucks though. Same thing.
1972 Chevy c10 Cheyenne Super
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