Bulletin 66-6: 1725cc Oil Pressure Relief Valve Change

NUMBER: 66-6DATE: Sept. 26, 1966GROUP: EngineSUBGROUP: Oil Pressure Relive Valve MODELS: All Models Equipped With 1725cc Engine SUBJECT: Oil Pressure Relief Valve Change Some reports of early bearing failure and/or intermittent low oil pressure have been received. If this condition is encountered, it is recommended that the oil pressure relief valve part no. 5043949 be (more…)