1971 M20 Wide Ratio HD Muncie 4 Speed Transmission Rebuilt 26/32 spline

Item #:
PR-303827731545
Ships From:
Waukesha, Wisconsin, US
Powered by
Price:
$1,550.00

Our site may earn a commission when you click on links to various merchants and make a purchase.

Manufacturer: Gm Muncie Chevrolet Pontiac Olds Buick

Other Part Number: 3925661

This is a professionally restored 1971 HD Muncie M20 4 speed. 26 spline input with a 32 spline output.  All numbers are correct for 1971, 3925661 main case, 3978764 tail housing, 3952648 side cover, 31M121775 VIN, P1K30A date code and the original side tag 981709W7. This M20 was originally from an Oldsmobile. However will work in any 26/32 spline application and passenger side speedometer. A wide ratio trans which is a good match for 3 series differential gear. New parts include: synchro rings, keys/springs, cluster pin, bearings, small parts kit, gaskets, magnetic fill plug and seals. Cluster pin is very tight. There is a repair on the tail housing by the upper shifter mount hole.S&H $150

Thanks for looking! Any questions please email me. And yes I am the David of Davids4Speeds . I’m retired now and do this as a hobby.