Excavator Engine Parts
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Engine-speed and crankshaft-position sensor identified by Isuzu number 8-97606943-0 and Denso number 949979-031. The Denso common-rail service manual assigns this sensor to the Isuzu 4HK1 engine. Owned label evidence and an independent cross-reference record support service number 1-87618475-0. Confirm the complete number, two-pin connector, single-bolt flange and engine serial configuration.
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 engine revolution sensor | 8-97606943-0 |
| Manufacturer Part Number | Denso crankshaft-position sensor number | 949979-031 |
| Published Service Part Number | Cross-reference supported by exact owned label and independent parts record | 1-87618475-0 |
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
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 Engine: Isuzu 4HK1, Vehicle family: Isuzu ELF with 4HK1 common-rail engine, Fitment limitation: Confirm 8-97606943-0 or 1-87618475-0, two-pin connector, flange profile and engine serial range. Confirm the complete part number and machine serial range before ordering.
Manufacturer number: 949979-031.
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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