# 882555 Mercruiser Injector Assy | Genuine Used Part

🔧 Product Description

  

Genuine MerCruiser 1.7L Diesel Mechanical Injector Nozzle - Part Number: 882555

  

A genuine used mechanical diesel injector assembly for MerCruiser and Cummins MerCruiser 1.7L Isuzu-based marine engines.

  

Four injector assemblies are installed, with one nozzle supplying each cylinder. The injector opens at a calibrated mechanical pressure and atomises diesel directly into the combustion chamber.

  

⚙️ Key Features

  

• Genuine MerCruiser mechanical injector nozzle

• Correct Mercury reference 882555

• One injector required per cylinder

• Four injectors used per engine

• Suits the 1.7L Isuzu-based marine diesel

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 882555 Mercury injector / nozzle assembly reference

  

OEM / Related Numbers:

  

• 882555

• Injector retaining screw: 882498

• Leak-off gasket: 882497

• Injector gasket: 882488

• Injector sealing gasket: 882418

• Leak-off pipe: 882437

• Companion return pipe: 882568

• Injection pipes: 882733, 882734, 882735 and 882736

  

Aftermarket / Verified Equivalents:

  

• Replacement and remanufactured injector assemblies marketed under Mercury 882555

• Isuzu-based 1.7L marine diesel injector rebuild services

• No independently verified Bosch, Denso or Delphi direct number

  

🚤 Compatibility

  

Commonly used on:

  

• MerCruiser D1.7L DTI fuel systems

• Cummins MerCruiser CMD 1.7 MI fuel systems

• Isuzu-based 120HP marine diesel engines

  

Typically suits:

  

• Engine models:

• MerCruiser D1.7L DTI - serial 0M055000 through 0M999999

• Cummins MerCruiser CMD 1.7 MI 120 - serial 88109041 and up

• MerCruiser 1.7 MI 120

• MerCruiser 1.7 MS 120

  

• HP Range: Approximately 120HP

• Engine Type: 1.7L inline four-cylinder mechanical direct-injection turbo-diesel

• Year Range: Approximately late-1990s through mid-2000s

  

🔌 Function

  

The injector receives a timed high-pressure diesel pulse from the injection pump and atomises the fuel into the combustion chamber.

  

Common signs of failure:

  

• Difficult cold starting

• Rough idle or one-cylinder misfire

• Excessive white, grey or black smoke

• Diesel knock

• Reduced engine power

• Injector nozzle drips rather than atomises

• Incorrect opening pressure

• Fuel leaks around the injector body

• Excessive return-fuel flow

  

📦 Condition

  

• Genuine used part

• Removed from running engine where applicable

• In good working condition unless otherwise stated

## Details

- **Price:** 150.0 AUD
- **Vendor:** Sawley's Auto and Marine
- **Tags:** Sawley’s AAM Used Parts – Fuel Injectors | EFI Injectors & Fuel System Parts

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 150.00 AUD | In stock |

## Images

- 882555 Mercruiser Injector Assy | Genuine Used Part
- 882555 Mercruiser Injector Assy | Genuine Used Part
- 882555 Mercruiser Injector Assy | Genuine Used Part
- 882555 Mercruiser Injector Assy | Genuine Used Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/882555-mercruiser-injector-assy-genuine-used-part)
> Updated: 2026-07-12