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Astro-Balls · 05-24-2019, 12:23 PM

I would like to put a M21 in my C20, will it bolt right up or will the drive shaft length need to be changed?
Have a SM465 now.

05-24-2019, 12:23 PM	#3
Astro-Balls Registered User Join Date: Feb 2019 Location: Nor Cal Posts: 822	Re: muncie transmission conversion I would like to put a M21 in my C20, will it bolt right up or will the drive shaft length need to be changed? Have a SM465 now. __________________ 1968 C20 Fleetside 396 4sp PS PB AC CST . https://www.youtube.com/watch?v=RWK8GgWD4uA