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Excavator Engine Parts
Fuel-injection pump assembly identified by Isuzu number 1-15603334-5 for 6HK1 diesel-engine applications. Exact-number records support Hitachi ZX330 and SANY SY285/SY305/SY335/SY365 excavator applications. Confirm the complete pump number, governor/electrical connections, drive coupling, line layout and engine serial range before ordering.
Fitment status: Verified · Checked 2026-07-29Send 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 injection-pump number | 1-15603334-5 |
| Same-number Formatting Variant | Compact Isuzu formatting | 1156033345 |
| Equipment Manufacturer Assembly Number | SANY fuel-injection pump group | B220301000458 |
| Cataloged Pump Family Reference | Verify pump tag and configuration | 106671-6452 |
| Cataloged Pump Family Reference | Verify pump tag and configuration | 106671-6730 |
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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
4 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 family: Isuzu 6HK1, Cataloged excavator: Hitachi ZX330, Cataloged excavators: SANY SY285 / SY305 / SY335 / SY365, Fitment limitation: Confirm the complete pump tag and engine serial range. Confirm the complete part number and machine serial range before ordering.
Manufacturer number: B220301000458. Formatting aliases for the same number: 1156033345.
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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