M-20 4 speed, rebuilt 15 years ago, never installed.
3851325 case, from 64 model year. p1129 date code.
$550

2 455 4 speed crankshafts
1-10/10 needs polish $125
1-10M/30R needs polish $100

Can provide pic's when you send e-mail.

I can deliver any of these parts to LA area at end of July.
Jim

 

I just had an M20 rebuilt and it cost me 700. This is not a bad deal.