1986 Ski-Doo Factory Shop Manual, Page 341Get this manual
Section 03 TRANSMISSION Sub-section 08 (GEARBOX)
To obtain the proper drive shaft clearance it may De necessary to add or remove shim(sl between the key side bearing and the shaft bearing shoulder
CAUTION: The finger of the gear change shaft must not block the gear change fork
17,18,20, Gear change forkcomponents
Mount gear change fork and index rod with index spring and ballTo do this, press ball and index spring into the bore of gear change using ball mounting pin PIN 420 476020 then the ball mounting pin is pushed through with the index rod and the index rod is screwed inTransmission
28,38, Sprocket alignment
Verify sprocket alignment using the alignment tool (PIN 420 476 010)Proceed as follows:Set alignment tool on shift sprocket 19 th (28) and turn it into the corresponding layshaft and tensionsr sprockets as illustrated
A017003l1l
6,7, Index rod lock nut
Apply Loctite 242 to nut and torque to 23 N-m (17
37, Chain
If necessary readjust clearance by transferring shlmls) on drive shaft to the opposite side