Yamaha Recall 78V037000: Power Train, Manual Transmission
NHTSA recall 78V037000 · announced February 17, 1978 · filed by Yamaha International Corp · 35,553 units affected
The problem
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.
What to do
THE DEALER WILL INSTALL AN IMPROVED LOCK TAB THAT WILL STOP THE STOPPER BOLT FROM LOOSENING, WITHOUT CHARGE TO OWNER.
Official NHTSA recall notice →
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.
Vehicles covered by this recall
Source: National Highway Traffic Safety Administration public recall data. This page reports official records and is not legal, medical, or repair advice.