M-21 4-speed trans pulled from my 1969 Z/28.
Case code: 3925661
Tail code: 3846429
Side Cover Code: 3884685
Bearing Retainer Code: 3915020
Shifter: Hurst Competition/Plus with all linkage - shifter is offset to center the tunnel correctly for a factory console car.
10 spline input, 27 spline...
I recently acquired this Muncie and was wondering if someone could help identify if it is an M-20, -21, or -22. The fellow I bought it from got it for free years ago. He never installed it in anything and believes it to be a 1968 M-21, though he isn't totally sure. Can anyone help identify if...