I used a Standard Ignition products V237. I'm not certain that will be any help to you though, I have a factory electric wiper motor on my '58. It sounds as if you do have a massive vacuum leak with your setup. It shouldn't be that difficult to pin point the source.

Last edited by TUTS 59; 08/28/2025 4:00 PM. Reason: spelling
~ Craig
1958 Viking 4400
"The Book of Thor"
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1960 Chevrolet C10
"A Family Heirloom"
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'59 Apache 31, 327 V8 (0.030 over), Muncie M20 4 Speed, GM 10 Bolt Rear... long term project (30 years and counting)

If you don't like driving yourTruck, you won't drive yourTruck..| Living life in the SLOW lane