66 3 speed

[twostroke80]

i have a 66 gmc with a sm 3-18 3 speed transmission and i'm looking to rebuild it where can i parts for it,it's grinding going into second gear

 

[dvalentine]

Sounds like the syncro is on the way out.

DV

 

[tech1]

a & reds is a great tranny parts supplier:+ }> :+