Upgrade the performance and reliability of your Komatsu engine with this premium overhaul rebuild kit, designed specifically for Komatsu 4D95S-W-1F and 4D95S-W-1G engines. Engineered to meet OEM-quality standards, this kit ensures a complete and durable engine restoration for Komatsu D20 and D21 Dozer models.
This complete engine rebuild kit includes all essential components:
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1 Set of Overhaul Gasket Kit
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4 Semi-Finished Cylinder Liners (require final machining)
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4 STD Pistons with Piston Pins & Snap Rings
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4 Rod Bushings & 1 Set of Piston Rings
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Main Bearings, Rod Bearings & Thrust Bearings
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4 Intake Valves & 4 Exhaust Valves
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8 Valve Guides with Intake & Exhaust Valve Seats
Each part is manufactured for long-lasting durability, efficient combustion, and reduced downtime, making it the ideal choice for heavy-duty dozer applications.
Whether you are performing routine maintenance or a complete engine rebuild, this kit is the cost-effective solution to restore your Komatsu engine’s power, efficiency, and reliability.

