Install the output shaft bearing outer race, aligning it correctly with the shims.
Use a hammer and drift to lightly tap the perimeter of the ring until it is seated in place.
Install the differential bearing race and gaskets, matching the numbers on the gaskets with the numbers on the removed elements.
Install the input shaft spring and gaskets (raised part).
Install the reverse gear lever shaft and spring.
Install the oil deflector.
Establish an epiploon of draft of a gear change.
Insert the shift rod and install the shifter, making sure the spring pin is in the proper position.
Pass the tip of the shift rod through the right hole in the backstage and lower the assembly into place so that the shift rod can be inserted.
Install the reverse rocker spring and insert the shift rod through the spring at the end of the rocker.
Install the shift lever at the end of the shift rod.
Attach the selector to the shift rod with a spring pin.
Install the selector guide plate with three bolts. The bolts are different, the bolt without washer is installed in the upper right corner. The reverse yoke spring must be installed around the rear bolt spacer.
Screw the lock bolt and washer onto the shift lever.
Install the gear lubrication funnel together with the mainshaft bearing race.
Install the input shaft seal with the open end up.
Install the input shaft bearing into the crankcase and tap it until it seats.
Place the magnet in the groove in the gearbox housing.
Install the differential into the gearbox housing.
Lubricate the inner lug of the differential oil seal with clean gear oil and install the oil seal in the crankcase.
Install the spring on the reverse gear lever shaft.
Install the shift fork assembly into the output shaft assembly. Be careful when installing and make sure the gears are properly connected to the differential and input shaft. The shift fork assembly must be inserted into the appropriate bulge in the gearbox housing.
Gently pull the shift fork assembly slightly up and out of the bulge using the slope of the output shaft assembly. Insert the lever as far as it will move and rotate 90°from the neutral position. Insert a ball into the shaft end of the reverse gear lever and rotate the lever to the neutral position. Carefully insert the lever into the bulge in the gearbox housing.
Install the spring pin on the shift fork side of the lever and lightly tap it.
Install the crank arm assembly that connects the shift lever to the shift lever on the shift fork side.
Install a new O-ring on the crankshaft. Lubricate the crank arm with clean transmission oil and install it. Secure the lever with the locating spring pin.
Install the reverse gear in place. Reinstall the 5th gear and reverse shaft with the groove on the shaft facing out. The hole in the shift rod must be aligned with the rocker.
Install the reverse idle gear and shaft. Correctly position the gear, insert the shaft with the shaft hole aligned with the rib of the gearbox housing.
On 5-speed transmission models, use an RTV type seal to install the lubrication port on the transmission case.
Install the gearbox housing onto the differential case, carefully positioning it so that the input and output shafts engage the bosses. It may be necessary to align the magnet with the groove in the top half of the crankcase.
Screw in bolts of fastening of a case of a transmission and crosswise tighten them the demanded moment.
Install the primary shift link retaining bolt and sealing washer. It may be necessary to raise the output shaft to properly align the lock bolt. Tighten the bolt securely (5 speed gearbox).
Screw in a lock bolt of fastening of an intermediate shaft of a reverse gear (5 speed gearbox).
Install the input shaft and tighten the locknut by hand (5 speed gearbox).
Lubricate the input shaft bushing with clean transmission fluid and slide the bushing into place (5 speed gearbox).
Lubricate and install the 5th gear.
Install the 5th gear synchronizer ring.
Install the synchronizer and shift fork by aligning the latches with the slots in the synchronizer ring with the roll pin holding the shift fork (5 speed gearbox).
Install the synchronizer limiter plate (5 speed gearbox).
Screw in the locknut of the output shaft by hand (5 speed gearbox).
Tighten both locknuts, drive the nut flanges into the grooves of the shafts with a center punch and hammer to prevent them from loosening (5 speed gearbox).
Apply sealant to the mating surface of the 5th gear housing, install it and secure with bolts, tightening them to the required torque.
Install the drive shaft seals.
Install the reverse light switch.
Lightly coat the O-ring with clean gear oil and install it on the speedometer drive gear assembly. Install the speedometer drive gear assembly.
Install the gearbox.