Replacement Rocker Arm Bushing for Caterpillar ® 3406E/C15/C16 Applications Injector

1 x Injector Rocker Arm Bushing

Engine S/N: Caterpillar 3406E | C15 | MCB7121

Application & Fitment

• Engine Make: Caterpillar
• Engine Model / Application: 3406E/C15/C16

Confirm the original part number and engine identification before ordering. Where applicable, also verify serial-number range, production year, piston style, bearing size or other configuration notes shown in the product information.

Part Numbers & Cross References

• Interstate-McBee Reference: MCB7121

Need Help Confirming Fitment?

Use the engine model, serial number and original part number when checking compatibility. For kits and sets, review the complete component breakdown above before ordering because contents can vary by engine configuration.