Replacement Exhaust Valve Insert for Caterpillar ® 3508/3512/3516 Applications 3500 – 30º Seat Angle OEM Cross References: 1189491 Superseded/Alternate Numbers: M-1W1801

Valve Seat – Intake 30?

Application & Fitment

• Engine Make: Caterpillar
• Engine Model / Application: 3508/3512/3516

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: 1189491
• Alternate / Superseded: M-1W1801
• Interstate-McBee Reference: M-1189491

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.