OFFICIAL NHTSA RECALL

78V037000

Power Train:manual Transmission

Reported Feb 17, 1978 · YAMAHA INTERNATIONAL CORP

Summary

THE SHIFT CAM STOPPER BOLT LOCK TAB ON THE INVOLVED VEHICLES MAY NOT PREVENT THE STOPPER BOLT FROM LOOSENING. THIS COULD ALLOW THE SHIFT DRUM TO MOVE LATERALLY.

Consequence

Not supplied in the source record.

Remedy

THE DEALER WILL INSTALL AN IMPROVED LOCK TAB THAT WILL STOP THE STOPPER BOLT FROM LOOSENING, WITHOUT CHARGE TO OWNER.

Notes

VEHICLE DESCRIPTION: MOTORCYCLES.SYSTEM: POWER TRAIN; SHIFT CAM STOPPER BOLT LOCK.CONSEQUENCES OF DEFECT: IF THIS OCCURS, THE TRANSMISSION MAY ENGAGE MORE THANONE GEAR, CAUSING LOCKUP OF THE TRANSMISSION AND REAR WHEEL, WHICH COULD LEADTO A VEHICLE ACCIDENT.

This campaign page uses the representative official campaign record. Applicability-specific source variants appear on the linked vehicle pages. Recall counts refer to campaigns, not affected vehicles.

Vehicle entries in this campaign

This is model-level recall history. It does not confirm whether a particular VIN is affected or has received the repair. Check with NHTSA ↗