Remanufactured Caterpillar C9 Injector | 10R7221

Caterpillar C9 Injector 10R7221

Remanufactured fuel injector for applications requiring 10R7221. Match the original injector number and engine serial number before ordering.

Part and core identification

• Primary part reference: 10R7221
• OEM injector reference: 3879434
• Published reman reference: 20R8063

Confirm the original complete assembly number and engine serial number before selecting an alternate.

These references help identify the original part and returned core. Shared core groups and nozzle numbers do not establish engine interchangeability. Contact us to confirm an alternate core number before returning it.

Product details

• Condition: Remanufactured
• Quantity: One injector
• Core deposit: $150
• Warranty: 6 months

For fitment or core identification, call (909) 854-4318 with the complete part number and engine serial number.

Reference sources: Caterpillar part 10R7221; Shumatt 3879434 HEUI injector identification. Reference numbers do not identify the manufacturer of the supplied remanufactured part.