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**BlueBullet** · 06-12-2016, 06:00 PM

You would need to change your input shaft also in the transfer case. Along with coupler and adapter pictured above. The drive shafts can be reused. I just went from 4speed to automatic

06-12-2016, 06:00 PM	#6
BlueBullet Senior Member Join Date: Apr 2013 Location: Danvers Minnesota Posts: 967	Re: 1970 k20 transmission conversion You would need to change your input shaft also in the transfer case. Along with coupler and adapter pictured above. The drive shafts can be reused. I just went from 4speed to automatic __________________ 1972 K10 SWB wife's driver 1967 Pontiac GTO Big Bird - 1972 Longhorn K30 http://67-72chevytrucks.com/vboard/s...d.php?t=753294