Part number lookup
3D78N-1C Replacement Parts
Cross-reference and compare 3 replacement listings for OEM / aftermarket part number 3D78N-1C. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.
3 Matching Products
KomatsuFuel Lift Pump Feed Pump 129158-552101 for Komatsu WA20-2 WA30-5 WA40-3SF-X Yanmar Engine 3D78N-1C 3D78N-1C 3D78AE-3A$84.57
Komatsu116T Flywheel Gear Ring YM124550-21600 for Komatsu Engine 3D78 3D78N 3D84 4D88E S3D84 S4D84E$169.96
Komatsu3 Pcs Fuel Injector YM729500-53200 for Komatsu Engine 3D78N-1A 3D82AE-3E 3D82AE-3G 3D82E-3B Excavator PC27R-8$129.00Part Numbers and Cross References
Applications and Fitment Summary
- Part Number
- Komatsu
Frequently Asked Questions
What parts replace OEM number 3D78N-1C?
This page lists 3 replacement listings indexed under 3D78N-1C. Compare cross references, applications, and pricing before ordering.
How do I confirm fitment for 3D78N-1C?
Match the stamped part number first, then verify machine model, engine code, serial number, mounting points, and photos of your old part before checkout.
Can I request a quote if 3D78N-1C is not an exact match?
Yes. Use the fitment inquiry form with your machine plate, engine model, and photos. Support can review alternatives or cross references.