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Excavator Engine Parts

158553-51551 Cooling Water Joint for Yanmar 3TNV88 4TNV84 4TNV88

Name: 158553-51551 Cooling Water Joint for Yanmar 3TNV88 4TNV84 4TNV88
Brand: EexcavaStart
SKU: 158553-51551

OEM / reference158553-51551

SpecificationFuel-Injection-Pump Cooling Water Joint

Catalog ID61987645

Cooling-water joint fitted to the fuel-injection-pump assembly and identified by Yanmar part number 158553-51551. Yanmar records list it for 3TNV82A, 3TNV88, 4TNV84T and 4TNV88 engine variants and identify 158553-51550 as the older number. Confirm the exact engine suffix and the three-port joint geometry before ordering.

Fitment status: Verified · Checked 2026-07-28

Product Type: Fuel-Injection-Pump Cooling Water Joint
Product Brand: EexcavaStart
Port Layout: Three-port joint
Installation Area: Fuel-injection-pump assembly
Condition: New replacement part

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Part-number relationships

Relationship	Reference family	Number
Primary Part Number	Yanmar cooling-water joint	158553-51551
Formatted Alias	Same number without separator	15855351551
Superseded Part Number	Older Yanmar part number	158553-51550

Evidence record

Source: Exact-reference evidence retained for internal audit
Evidence grade: manufacturer-supported
Checked: 2026-07-28

Source URLs, catalog files and local evidence paths are stored in the protected product audit record and are not public outbound links.

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

158553-51551

Formatting alias

15855351551

Other documented relationship

158553-51550

Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.

Product summary

Fuel-Injection-Pump Cooling Water Joint

Category: Excavator Engine Parts
Catalog ID: 61987645
Photo views: 5

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

4 model references

Engine family: Yanmar 3TNV82A / 3TNV88
Engine family: Yanmar 4TNV84T / 4TNV88
Machine example: Takeuchi TB138FR / TB145 / TB250
Fitment limitation: Confirm engine suffix and three-port joint geometry

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 158553-51551

Which machines use 158553-51551?

Recorded compatible model references include Engine family: Yanmar 3TNV82A / 3TNV88, Engine family: Yanmar 4TNV84T / 4TNV88, Machine example: Takeuchi TB138FR / TB145 / TB250, Fitment limitation: Confirm engine suffix and three-port joint geometry. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 158553-51551?

Formatting aliases for the same number: 15855351551.

How do I confirm 158553-51551 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 recovered references from the same system.

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