Replacement Water Pump Gasket Set for Caterpillar ® 3406E/C15/C16 Applications 3400E/C15 General Usage – Installation OEM Cross References: 2138621

Product Details

1 x Water Pump Installation Set

Engine S/N: Caterpillar 3406E | C15 | M-2138621 | C15 General Usage

Details:

Water Pump O-Ring Kit
Caterpillar 3400 Series application

OE Replacements: 321304, 2138621, 213-8621, 2138621

Cross Reference:

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

• OEM Cross Reference: 2138621
• Interstate-McBee Reference: M-2138621

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.