How to replace a mechanical fuel pump. 1969 Mercury Cougar 351 Cleveland

Quick diagnosis, why and how I changed it, and how I know it was fixed.
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gasketcasegara...

[@rosiegary]

do you know the bolt size

[@GasketCase2024]

Which one? And head size or bolt and thread pitch?

[@rosiegary]

@@GasketCase2024 thread size put mine down and can't find them

[@GasketCase2024]

@@rosiegary If I don't get back to you soon, which is very likely, I always use a tap and die set to find what thread pitch a bolt is.

[@tedslife7086]

10 is way to much ..I just installed a new Edlebrock pump my god