[1962bobby]

My 350 turbo was working great till I drove to the store today. got out did my thing got back in started out the road and it would not upshift . I made it home checked the flueds ,vacum, and changed the modalator valve still will not upshift

 

[poncho62]

Welcome ...moving to transmission forum.

 

[stu]

Remove the governor and have a look at the gear.
It's probably stripped.