Replacement Central & Lower Gasket Set for Caterpillar ® 3406E/C15/C16 Applications 3406B JWAC General Usage & 3406B ATAAC General Usage Cross Reference OEM Cross References: 8T6678 Superseded/Alternate Numbers: M-8C6730

1 x Central & Lower Set

Engine S/N: Caterpillar 3406B | 8T6678 Specs JWAC General Usage

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: 8T6678
• Alternate / Superseded: M-8C6730
• Interstate-McBee Reference: M-8T6678

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.