Did the gears change on the C10 from the 86 to present? If not, I think I have a full set of gears for a C10. I'll have to check when I get home.
SteveWFL I am not but here is a quick pic showing what I have.
Read through your Service manual, it will show that once the motor is removed, splitting the cases, replacing the Trans Gears is pretty straight forward.
Doing the Top End Swap onto another used motor, that's actually more time consuming, then Gaskets etc. If you Know your motor is good and its just a Gear issue. I would be Splitting, although not everyone will agree.
Motorhead - you would split the cases; I would split the cases; but we're engine guys. . . .Two reasons to split the engine:
Two reasons to split the engine:
1) You may be able to fix it and you have to take the engine out anyway to swap it.
2) If things go well, you can also remove the cursed Positive Neutral Finder and toss the little ball bearing over your left shoulder.