I used a group 24 battery. There is a bit of room left over. Group 24 seems to be the most common size, so lots of deals to be had.

I glued rubber to the underside of the cover. Probably not needed, but I really don't like short circuits!

https://shop.advanceautoparts.com/r/advice/car-maintenance/car-battery-size-chart

Last edited by Gord&Fran; 09/06/2020 6:21 PM.

Gord 🇨🇦
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1954 1/2 ton 235 4 speed