Excavator Engine Parts

127-8218 8mm Mechanical Unit Injector for CAT 3116 3126

Q: What numbers are documented for 127-8218?

Primary Equipment Part Number: 127-8218. Same-number Formatting Variant: 1278218. Remanufactured Alternative: 0R-8684. Same-number Formatting Variant: 0R8684. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 127-8218 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.

127-8218 8mm Mechanical Unit Injector for CAT 3116 3126, OEM/reference 127-8218, 8mm Mechanical Unit Fuel Injector, product view 1

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OEM / reference127-8218

Specification8mm Mechanical Unit Fuel Injector

Catalog ID72836092

Product Type: Mechanical Unit Fuel Injector
Product Brand: EexcavaStart
Injector Design: Dual-scroll unit injector
Plunger Size: 8 mm
Condition: New replacement part

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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	Exact equipment reference	127-8218
Same-number Formatting Variant	Punctuation-normalized search alias	1278218
Remanufactured Alternative	Official remanufactured injector reference	0R-8684
Same-number Formatting Variant	Punctuation-normalized reman reference alias	0R8684

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

127-8218

Formatting alias

1278218
0R8684

Remanufactured number

0R-8684

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

8mm Mechanical Unit Fuel Injector

Category: Excavator Engine Parts
Catalog ID: 72836092
Photo views: 6

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

2 model references

Engine model: CAT 3116
Engine model: CAT 3126

Fitment / evidence notes

Fitment limitation: Confirm 127-8218, injector trim/calibration, 8 mm plunger and engine serial range

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 127-8218

Which machines use 127-8218?

Recorded compatible model references include Engine model: CAT 3116, Engine model: CAT 3126. Recorded fitment/evidence notes: Fitment limitation: Confirm 127-8218, injector trim/calibration, 8 mm plunger and engine serial range. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 127-8218?

Formatting aliases for the same number: 1278218, 0R8684. Remanufactured references: 0R-8684.

How do I confirm 127-8218 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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