Replacement Piston Body for Caterpillar ® 3508/3512/3516 Applications Aluminum – Spark Ignited – 12.5:1 Ratio – Single Insert [replaces M-2127596] OEM Cross References: 4955305 Superseded/Alternate Numbers: M-2127596, M-1125661, M-1014142, M-1269497, M-1343802, M-1282385

Aluminum Piston – Spark Ignited 12.0:1 Ratio – Single Insert

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: 4955305
• Alternate / Superseded: M-2127596, M-1125661, M-1014142, M-1269497, M-1343802, M-1282385
• Interstate-McBee Reference: M-4955305

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.