‘73 dart swinger 3 speed manual trans convert to 4 speed

toolmanmike said
64 and 65. (I wouldn't even go there if I were you) @AJ/FormS , don't most 833/od trannys have the same or similar ratios as the 3 speed he already has?

Hyup paragraph 2
I seem to remember low gear was 2.95, but drawing a blank on second