YAMAHA 750 1978: POWER TRAIN:MANUAL TRANSMISSION

General Information

NHTSA Campaign ID Number: 78V037000

Make Model Year
YAMAHA 750 1978
Date Owners Notified Date Received by ODI Date Added to Database
1978-02-06 1978-02-17 1979-10-12

Production Dates: 1976-02-01 - 1977-12-01

Manufacturers Involved: Yamaha Motor Corporation, USA

Component: POWER TRAIN:MANUAL TRANSMISSION

Potential Number Of Units Affected: 35553

Report Initiator: MFR MFR Report

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.

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.