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franken · 01-20-2019, 09:41 PM

The OP needs to look at the trans to see what it is (SM420?, and the rear diff to see what it is, ratio, and lug pattern. I'd also research what TC was used in that vehicle. If it's the same as used in a light duty, I'd be looking for an 465/205 combo from a later truck.

01-20-2019, 09:41 PM	#5
franken Registered User Join Date: Jun 2013 Location: Somewhere Posts: 3,052	Re: 66 c50 The OP needs to look at the trans to see what it is (SM420?, and the rear diff to see what it is, ratio, and lug pattern. I'd also research what TC was used in that vehicle. If it's the same as used in a light duty, I'd be looking for an 465/205 combo from a later truck.