Komatsu Engine Parts | Diesel Engines & Components | FP Smith Parts & Equipment
Leading the Parts Industry since 1947. FP Smith Parts & Equipment stocks quality Komatsu engine parts, including new OEM surplus, used, and reconditioned pistons, rings, bearings, gaskets, fuel system components, and rebuild kits for Komatsu diesel engines. We maintain millions of parts physically stocked — not brokered — at our facility in Fairfield, California.
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Komatsu Engine Parts Specialist
Komatsu is a global leader in heavy equipment and diesel engines used in construction, mining, and industrial applications. FP Smith carries an extensive inventory of Komatsu engine parts for the following popular models:
Popular Komatsu Engine Models (from current inventory)
- 3-Cylinder Series: 3D70E, 3D76E, 3D84E, 3D88E
- 4-Cylinder Series: 4D84E, 4D88E, 4D94E, 4D94LE, 4D95LE, 4D98E, 4D102, 4D106, 4D107
- 6-Cylinder Series: 6D102, 6D107, 6D114
- Other / Industrial: S3D84E, S4D95LE, S4D106
Small Equipment Engines
- 3D84E, 4D84E, 4D88E, 4D94E, 4D94LE, 4D95LE, 4D98E, 4D102, 4D106, 4D107
Medium Equipment Engines
- 6D102, 6D107, 6D114, S4D95LE, S4D106
Large & Heavy Equipment Engines
- 6D125, 6D140, SA6D140, SAA6D140, SAA6D170 and larger mining/industrial engines
Why Choose FP Smith for Komatsu Engine Parts?
- Physical Stocking: Large inventory of Komatsu engine components ready to ship.
- Expert Knowledge: Decades of experience with Komatsu diesel engines and heavy equipment.
- Rebuild Services: In-house engine rebuilding and component support available.
- Fast Shipping: Same-day shipping on orders placed before 3 PM PST + worldwide export.
Komatsu Engine Components
- Pistons, Rings & Liners — Complete piston and liner kits
- Engine Bearings — Main, rod, and camshaft bearings
- Gaskets & Seals — Full engine overhaul gasket sets
- Crankshafts & Camshafts — Rotating assemblies and components
Komatsu Fuel System Parts
- Fuel Injection Pumps — New and remanufactured pumps
- Injectors & Nozzles — Replacement injectors and nozzles
- Fuel System Repair Kits — Complete overhaul kits
- Fuel Filters & Lines — High-quality filters and related parts
Komatsu Repair Kits & Components
- Full Engine Rebuild Kits — Complete overhaul kits
- Head Gasket Kits — Premium head gasket sets
- Oil & Water Pumps — Replacement pumps and components
- Starter & Alternator Parts — Electrical components
Browse Full Komatsu Engine Parts Inventory →
Additional Support
- Technical support and interchange assistance available
- Core exchange and rebuild services offered
- Worldwide shipping with expedited options
- 99.8% positive customer feedback