Part-number relationships
| Relationship | Reference family | Number |
|---|---|---|
| Primary Equipment Part Number | Rear crankshaft oil seal | 8-98334339-0 |
| Formatted Alias | Same number without separators | 8983343390 |
Excavator Engine Parts
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Rear crankshaft oil seal identified by part number 8-98334339-0. A Japanese seal-tool manufacturer application chart maps the exact number to the rear position on Isuzu 4HK1 and 4HL1 engines. Four exact owned photographs show the same packaged seal profile. Confirm engine serial and housing dimensions before installation.
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
| Relationship | Reference family | Number |
|---|---|---|
| Primary Equipment Part Number | Rear crankshaft oil seal | 8-98334339-0 |
| Formatted Alias | Same number without separators | 8983343390 |
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
2 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 Isuzu engines: 4HK1 / 4HL1, Fitment limitation: Confirm engine serial, seal dimensions and housing condition. Confirm the complete part number and machine serial range before ordering.
Formatting aliases for the same number: 8983343390.
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.
Continue comparing verified references from the same system.