The Jalopy Journal
1937-40 Chevy Truck. It's the box in my avatar.[ATTACH]
71-77 caliper banjo bolt & bleeder screw are 7/16-20 threads. 78-81 caliper banjo bolt & bleeder screw have a 10mm x 1.5 pitch thread.
Speedway's instruction sheet for the machined spindle brake kit says they will not work on a stock suspension.
This may help. [ATTACH] [ATTACH] [ATTACH]
'64-'70 Chevy G10 van, I have them on my '40. [ATTACH] [ATTACH]
Dad drove my avatar in the 60s & 70s, it looked like this back then. He saved it for me and I got it when I turned 21.[ATTACH]
Might be some info useful to you here. [ATTACH] [ATTACH] [ATTACH]
Rear view of my avatar. [ATTACH]
This article may help [ATTACH] [ATTACH] [ATTACH]
The black panels are what you're missing [ATTACH]
Floor pan for a 1939-40 Chevy truck, 1/2 & 3/4 ton and maybe larger. The square hole is for a 4-speed transmission, 3-speeds had a smaller round...
This might help. [ATTACH] [ATTACH]
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The Jalopy Journal