# 12-26168 Mercury MerCruiser Washer | Genuine Quicksilver OEM Part

🔧 Product Description

  

Genuine Quicksilver Alternator Brace / Starter Hardware Washer - Part Number: 12-26168

  

A genuine Quicksilver washer used across selected MerCruiser starter motor, alternator and brace screw assemblies. This washer supersedes earlier 12-20103 and 12-37081 references and is commonly listed on early and mid-generation MerCruiser petrol engine starter / alternator diagrams.

  

⚙️ Key Features

  

• Genuine Quicksilver OEM washer

• Correct Mercury part number 12-26168

• Supersedes 12-20103 and 12-37081

• Used on alternator brace screw, starter motor and related bracket hardware

• Applicable to selected Mercury / Mariner outboard and MerCruiser stern drive engines where specified

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 12-26168 → Supersedes 12-20103

• 12-26168 → Supersedes 12-37081

• 12-20103 and 12-37081 earlier OEM washer references

  

OEM / Related Numbers:

  

• 12-26168

• 26168

• 12-20103

• 20103

• 12-37081

• 37081

  

Aftermarket / Verified Equivalents:

  

• No direct aftermarket equivalent preferred over OEM for exact Mercury hardware locations

  

🚤 Compatibility

  

Commonly used on:

  

• MerCruiser alternator brace screw washer applications

• MerCruiser starter motor / alternator bracket hardware

• Selected Mercury / Mariner outboard and MerCruiser washer locations where 12-26168 is specified

  

Typically suits:

  

• Engine / assembly models:

• MerCruiser 110 GM 153 I/L4 - 1963-1966, serial 1537370 to 2044033, starter motor and alternator washer applications

• MerCruiser 120 GM 153 I/L4 - 1964-1972, serial 1666601 to 3377340, starter motor and alternator washer applications

• MerCruiser 120 GM 153 I/L4 - 1983-1986, serial 6229718 to 0B531853, alternator brace screw washer applications

• MerCruiser 120 / 2.5L / 140 3.0L starter motor and alternator assemblies where 12-26168 is specified

• MerCruiser 350 MAG Alpha GM 350 V8 - 1986-1987, serial 0A635178 to 0B525981, starter motor and alternator washer applications

• MerCruiser 7.4L MIE with Borg Warner GM 454 V8 - 1988-1992, serial 0B788366 to 0D715493, starter and alternator washer applications

• MerCruiser 7.4L Bravo Gen V GM 454 V8 - 1992-1996, serial 0D603118 to 0F800699, starter and alternator washer applications

• Mercury / Mariner outboard and MerCruiser stern drive hardware locations where 12-26168 / 12-20103 / 12-37081 is specified

  

• Engine Type: MerCruiser petrol sterndrive / inboard and selected Mercury / Mariner applications where specified

• System Type: Washer / alternator brace and starter hardware

• Fitment Note: This washer is a hardware item used in multiple assemblies, so final fitment must be confirmed by serial-numbered diagram location.

  

🔌 Function

  

The washer spreads the load under the bolt or brace screw head, helping secure alternator, starter or bracket hardware without damaging the mounting surface.

  

Common signs replacement is needed:

  

• Washer missing after alternator or starter service

• Washer corroded, flattened or distorted

• Incorrect hardware previously fitted

• Bracket or brace screw service required

• Hardware replacement required during engine rebuild or restoration

  

📦 Condition

  

• Genuine Quicksilver part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 5.4 AUD
- **Vendor:** Quicksilver
- **Tags:** Quicksilver Marine Parts | Oils Service Kits & Engine Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 5.40 AUD | In stock |

## Images

- 12-26168 Mercury MerCruiser Washer | Genuine Quicksilver OEM Part

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> Source: [Sawley's Auto and Marine](www.sawleysautoandmarine.com.au/products/12-26168-mercury-mercruiser-washer-genuine-quicksilver-oem-part)
> Updated: 2026-05-17