Re: 1966 GMC K10 Suburban Project
T221 Transfer Case
Rebuilding the Rockwell T221, generally in good condition for setting about 30 years. Their is some surface rust on certain surfaces of the gears, with a little light pitting, on a couple of spots. They easily cleaned up with light blasting with aluminum oxide 120 grit. Overall the gears/ shafts show little wear. Replacing the bearings and seals. With the gears and shafts fitting tight and not easily sliding on, during reassembly. The gears and shaft cogs were cleaned with emery paper wrapped around a file. Followed by the shaft being stored in freezer overnight. Next morning they easily went together.
Photos show some of the progress, along with couple of originals.
Last edited by aotte1; 04-04-2021 at 12:11 AM.
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