Excavator Engine Parts
Brand illustration · Exact product photo available on request.
6136-12-3100 is a Komatsu mechanical fuel-injector/nozzle-holder assembly associated with S6D105 applications and cross-listed to Zexel 105100-5420. Parts-diagram records list 6136-12-3200 as a later/alternative injector assembly for 6D105 applications, but supersession and nozzle calibration are not manufacturer-confirmed. The page remains Probable/noindex. Confirm the original injector number, nozzle-holder number, opening pressure, engine arrangement and machine serial . The displayed EexcavaStart package is a catalog illustration, not a photograph of the supplied product.
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 | Komatsu injector/nozzle-holder reference | 6136-12-3100 |
| Formatted Alias | Same Komatsu number without punctuation | 6136123100 |
| Manufacturer Cross-Reference | Zexel nozzle-holder assembly reference | 105100-5420 |
| Related Equipment Part Number | Later/alternative injector assembly; verify supersession and calibration | 6136-12-3200 |
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 family: Komatsu 6D105 / S6D105, Equipment lead: Komatsu PC200-2 / PC200-3 family; verify serial, Fitment limitation: Confirm injector number, holder number, nozzle, opening pressure, engine and serial range. Confirm the complete part number and machine serial range before ordering.
Manufacturer number: 105100-5420. Formatting aliases for the same number: 6136123100. Related assembly numbers (not direct interchanges): 6136-12-3200.
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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