FUEL INJECTION PUMP DELIVERY VALVE AND TRANSFER PUMP ASSEMBLY (ROOSA-MASTER CDC431-6DG) (ENGINE SERIAL NO. 050304-063959) (ROOSA-MASTER CDC431-9DG) (ENGINE SERIAL NO. 063960-067300) (ROOSA-MASTER CDC431-14DG) (ENGINE SERIAL NO. 067301-084755) (ROOSA-