Caterpillar 6I2503 cross reference

Parts listed as equivalent to the Caterpillar 6I2503. Checked 2026-11-11. Confirm thread size, gasket and length against your old part before installing, and follow your engine maker's spec.

Direct matches

• Baldwin RS3506

  Listed together on: Baldwin Product Guide (Form 562-25)

• Baldwin RS3506XP

  Listed together on: Baldwin Product Guide (Form 562-25)