Engine and engine cooling: engineRecall 79V-065 · 1979 Honda CB750
AMERICAN HONDA MOTOR CO. recall 79V-065 covers 5,700 1979 Honda CB750 for a engine and engine cooling: engine problem, reported to NHTSA on March 5, 1979.
Source: NHTSA recall 79V065000 and manufacturer quarterly reports. Started by the manufacturer.
The problem
IF THE COUNTERSHAFT OIL SEAL IS SUBJECTED TO EXTREME OIL PRESSURE VARIATION, THE COUNTERSHAFT OIL SEAL MAY BE SPLIT, ALLOWING OIL TO LEAK. LEAKING OIL CAN COME INTO CONTACT WITH THE REAR TIRE, WHICH CAN RESULT IN TRACTION REDUCTION.
The fix
COUNTERSHAFT OIL SEAL WILL BE REPLACED AND A MODIFIED "OIL PATH BODY" WILL BE INSTALLED TO REDUCE THE OIL PRESSURE AT THE COUNTERSHAFT OIL SEAL. REPAIRS WILL BE PERFORMED AT NO CHARGE TO OWNER.
VEHICLE DESCRIPTION: MOTORCYCLES.SYSTEM: ENGINE AND ENGINE COOLING; COUNTER SHAFT OIL SEAL.CONSEQUENCES OF DEFECT: REDUCED TRACTION CAN RESULT IN LOSS OF VEHICLE CONTROLAND A VEHICLE ACCIDENT.NOTE: DO NOT RIDE YOUR MOTORCYCLE IF THERE ARE SIGNS OF ENGINE OIL LEAKAGE ATTHE TRANSMISSION COUNTERSHAFT. RIDE AT LOW SPEEDS IF YOU MUST RIDE VEHICLE TODEALER FOR REPAIRS.
Recall repairs are free. Confirm whether this recall is open on your vehicle by entering its VIN at nhtsa.gov/recalls.
Vehicles in this recall
Built from July 1, 1978 to October 1, 1978. Not every vehicle in these model years is included; check by VIN.