1982 Corvette: Service Bulletin: Output Shaft Speedo Gear Clip Holes
Subject: Output Shaft Speedo Gear Clip Holes
Model and Year: 1982 THM 700-R4 Transmission
Source: Chevrolet Dealer Service Information Bulletin
Bulletin No: 82-I-126
Date: Sept., 1982
TO: ALL CHEVROLET DEALERS
Beginning in September, 1982, some 700-R4 transmission output shafts will be manufactured with two (2) speedo clip holes.
To properly install a speedo gear on these shafts, the clip holes must be referenced relative to the yoke spline end of the shaft as follows:
Corvette: Use the hole nearest the end of the shaft.
All Others: Use the hole farthest from the end of the shaft.
Chevrolet Motor Division
General Motors Corporation