NHTSA Campaign Id 78V259000; Date: Dec. 1, 1978
1978 Honda CX500
Component: Engine And Engine Cooling:engine
Manufactured by: American Honda Motor Co.
Affected Units:: 21,591
The cam chain guide bolt may loosen due to the presence of a rubber coating on the surface of the guide in the area where the bolt seats. If the bolt becomes loose, the engine will develop a ticking noise. Continued vehicle operation with a loose guide bolt may result in breakage of the bolt and increased engine noise.
Dealer will install a cam chain guide kit to prevent loosening of the guide bolt.
Vehicle description: motorcycles. System: engine; cam chain. Consequences of defect: continued vehicle operation with a broken guide boltcould result in cam chain breakage, engine lockup, loss of vehicle control, andan accident.
Date Owners notified by Manufacturer: Dec 19, 1978
Also see: