4-225 - Replaces OEM Number 30-3353788

7700 (diesel with 5 inch starter

Direct replacement for OEM OK5481F/4-25/75

Radiator for Komatsu replaces OEM number 421-03-31551

374S and more - Replaces OEM Numbers 3310643M92

Maxiforce Overhaul Engine Kit, Standard Pistons, Standard Main Bearings, .010" Rod Bearings, 4.203 for Perkins OK438 1273082C1 4-225 - Replaces OEM NumberAftermarket Engine Overhaul Kit. Direct replacement for OEM OK438 STD 10. Please verify fitment against your equipment's serial and engine casting numbers before ordering. Cross references are provided as a guide; the customer is responsible for confirming compatibility.