Parts Questions Home > Ford E-350/E-350 Super Duty > 1984 8 Cyl 6.9L Diesel 3AT C6 > Fuel Injection Pump Parts found for 1984 Ford E-350/E-350 Super Duty 8 Cyl 6.9L Diesel 3AT C6 > Fuel System & Manifolds > Fuel Injection Pump View by Part No. Part No. Part Description RetailPrice YourPrice Qty. Cart E3TZ-9N693-A RING (INJECTION PUMP TO FITTING - SEALING) "O" Ring E3TZ-9N693-A diesel Base Number: 9N693 Callout Name: 9N693 $3.89 $2.66 E3TZ-9N693-B SEAL (FUEL INJECTION PUMP HEAD FITTING) "O" Ring E3TZ-9N693-B 21/64" O.D. x 11/64" I.D. x 5/64" thick , diesel Base Number: 9N693 Callout Name: 9N693 $4.75 $3.31 Genuine Ford Parts, the Right Choice FordPartsGiant.com offers the lowest prices for genuine 1984 Ford E-350/E-350 Super Duty 8 Cyl 6.9L Diesel 3AT C6 parts. Parts like Fuel Injection Pump are shipped directly from authorized Ford dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options.