Excavator Engine Parts
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Electric fuel transfer-pump assembly identified by Komatsu 6745-71-1821 for SAA6D114E-powered equipment including PC300-8. The official replacement record points to 6745-71-1870. Published related numbers 6745-71-1820 and 6745-71-1840 are kept as family references, not asserted as direct interchanges.
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
| Relationship | Reference family | Number |
|---|---|---|
| Primary Komatsu Part Number | Electric fuel transfer-pump assembly | 6745-71-1821 |
| Official Superseding Number | Latest myKomatsu replacement | 6745-71-1870 |
| Published Related Pump Number | Earlier/family reference; interchange not asserted | 6745-71-1820 |
| Published Related Pump Number | Family reference; interchange not asserted | 6745-71-1840 |
Product fitment guide
Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.
Part identification
Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.
Product summary
Before ordering
Machine fitment
3 model references
Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.
Quick fitment answers
Recorded compatible model references include Published engine model: Komatsu SAA6D114E, Published excavator model: Komatsu PC300-8, Fitment limitation: Confirm complete number, connector and engine serial. Confirm the complete part number and machine serial range before ordering.
Related assembly numbers (not direct interchanges): 6745-71-1820, 6745-71-1840.
Match the complete part number on the original component. Compare connectors, mounting points and visible dimensions with the product photos. Confirm the exact machine or engine model and serial range before ordering. Send clear photos of the original unit and connector layout when requesting a quote.
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