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**old Rusty C10** · 01-27-2016, 04:51 PM

How does one tell the difference between them all the transfer case came out of a well used 1977 or 1979 truck its currently in a 79 truck K10 I know a 203 is chain driven and a 205 is gear driven but can you tell from the outside of the case? I think I have the NP203 does an NP205 direct swap in?

01-27-2016, 04:51 PM	#3
old Rusty C10 Robert Olson Transport Join Date: Oct 2002 Location: recent transplant to NC USA Posts: 20,345	Re: 4X4 and transfer case questions How does one tell the difference between them all the transfer case came out of a well used 1977 or 1979 truck its currently in a 79 truck K10 I know a 203 is chain driven and a 205 is gear driven but can you tell from the outside of the case? I think I have the NP203 does an NP205 direct swap in? __________________ Bob 1951 International running on a squarebody chassis "If a man's worth is judged by the people he associates himself with, then i am the richest man in the world knowing some of the fine people of this board" http://67-72chevytrucks.com/vboard/a...t.php?f=25&a=9 (you can review the site rules here!) PM Me for your vehicle/parts hauling needs in the North East US or see my Facebook page Robert Olson Transport Live each day to the fullest.. you never know when fate is going to pull the rug out from under you... I hate cancer!! Last edited by old Rusty C10; 01-27-2016 at 06:36 PM.