Excavator Engine Parts
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Thermostat housing identified by Isuzu number 8-94428812-0 and compact alias 8944288120. Exact-number records support Isuzu 4JA1, 4JB1, 4JC1, 4JD1, 4JE1, 4JF1 and 4JG1 engine families. Number 8-97018664-0 is a separate 4JG2 housing and is retained only as a related application-specific part, not a direct interchange. Confirm the casting, hose ports, thermostat seat, bolt pattern, engine code and serial before ordering.
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 | Isuzu thermostat-housing number | 8-94428812-0 |
| Formatted Alias | Same Isuzu number without punctuation | 8944288120 |
| Related Application-Specific Housing | Separate 4JG2 housing; not direct interchange | 8-97018664-0 |
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 Published engines: Isuzu 4JA1 / 4JB1 / 4JC1 / 4JD1 / 4JE1 / 4JF1 / 4JG1, Fitment limitation: Confirm casting, hose ports, thermostat seat, bolt pattern, engine and serial. Confirm the complete part number and machine serial range before ordering.
Formatting aliases for the same number: 8944288120. Related assembly numbers (not direct interchanges): 8-97018664-0.
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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