Excavator Engine Parts

511-7975 Common Rail Fuel Injection Pump for Cat C9.3

Q: What numbers are documented for 511-7975?

Primary Equipment Part Number: 511-7975. Same-number Formatting Variant: 5117975. Cataloged Pump Family Number: 341-8700. Cataloged Pump Family Number: 369-6680. Cataloged Pump Family Number: 375-5244. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 511-7975 before ordering?

Match the complete part number, compare the connector or mounting arrangement with the product photos, and confirm the machine or engine model and serial range. Send clear photos of the original unit when requesting a quote.

511-7975 Common Rail Fuel Injection Pump for Cat C9.3, OEM/reference 511-7975, High-Pressure Common Rail Fuel Injection Pump, product view 1

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OEM / reference511-7975

SpecificationHigh-Pressure Common Rail Fuel Injection Pump

Catalog ID88924148

Product Type: Common Rail Fuel Injection Pump
Product Brand: EexcavaStart
Engine Family: Cat C9.3
Fuel System: High-pressure common rail
Official Overall Length: 11.65 in
Condition: New replacement assembly
Required Comparison: Engine serial, pump label, gear, ports and control connections

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Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.

Quotation details: MOQ, availability, lead time, item condition (new or remanufactured) and warranty coverage must be confirmed in your quotation before ordering.

Part-number relationships

Relationship	Reference family	Number
Primary Equipment Part Number	Cat common-rail pump number	511-7975
Same-number Formatting Variant	Compact Cat formatting	5117975
Cataloged Pump Family Number	Earlier / related C9.3 pump family; verify serial	341-8700
Cataloged Pump Family Number	Earlier / related C9.3 pump family; verify serial	369-6680
Cataloged Pump Family Number	Earlier / related C9.3 pump family; verify serial	375-5244

Product fitment guide

Part numbers and compatible models

Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.

Part identification

Reference numbers

Primary number

511-7975

Formatting alias

5117975

Other documented relationship

341-8700
369-6680
375-5244

Formatting aliases are the same number written differently. Cross-references require a specification and fitment check; they do not by themselves confirm direct interchangeability. Related assemblies and remanufactured numbers are separate relationship types.

Product summary

High-Pressure Common Rail Fuel Injection Pump

Category: Excavator Engine Parts
Catalog ID: 88924148
Photo views: 8

Before ordering

Confirm these details

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.

Machine fitment

Compatible model references

3 model references

Engine family: Cat C9.3
Official equipment examples: Cat 973K / D6T / D7E / 12M / 140M / 160M / 966 / 972
Additional official use: C9.3 industrial, generator-set and marine applications

Fitment / evidence notes

Fitment limitation: Confirm 511-7975, engine serial prefix and pump label

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

Common questions about 511-7975

Which machines use 511-7975?

Recorded compatible model references include Engine family: Cat C9.3, Official equipment examples: Cat 973K / D6T / D7E / 12M / 140M / 160M / 966 / 972, Additional official use: C9.3 industrial, generator-set and marine applications. Recorded fitment/evidence notes: Fitment limitation: Confirm 511-7975, engine serial prefix and pump label. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 511-7975?

Formatting aliases for the same number: 5117975.

How do I confirm 511-7975 before ordering?

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.

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