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**burnem** · 11-17-2021, 09:54 PM

thanks for all the info mine is a SM420 married to a Rockwell transfer case in a 67 3/4 ton 4x4. as far as I GM did change to the SM465 in 68. I don't have any pictures of the transfer case

11-17-2021, 09:54 PM	#6
burnem Registered User Join Date: Jan 2013 Location: Kent, Washington Posts: 401	Re: WTB Muncie granny low 4 speed FM-420 thanks for all the info mine is a SM420 married to a Rockwell transfer case in a 67 3/4 ton 4x4. as far as I GM did change to the SM465 in 68. I don't have any pictures of the transfer case