# 8M0075255 Mercury MerCruiser Seal | Genuine Quicksilver OEM Part

🔧 Product Description

  

Genuine Quicksilver Drain Plug Seal - Part Number: 8M0075255

  

A genuine Quicksilver drain plug seal used in selected Mercury FourStroke maintenance kits and lower-unit / engine service drain plug applications. This seal has been superseded to later Mercury part number 8M0188617.

  

⚙️ Key Features

  

• Genuine Quicksilver OEM drain plug seal

• Correct Mercury part number 8M0075255

• Superseded to 8M0188617

• Used in selected Mercury 25HP / 30HP EFI service and maintenance kits

• Small but important sealing washer / drain plug seal for routine service

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 8M0188617 → Supersedes 8M0075255

• 8M0075255 earlier drain plug seal reference

• 26-8M0007119 related earlier drain plug seal family reference

• 8M0188221 related seal reference in selected maintenance kits

  

OEM / Related Numbers:

  

• 8M0075255

• 8M0188617

• 26-8M0007119

• 8M0188221

• 895146 related washer in selected service kits

• 8M0222285 related 100-hour maintenance kit

• 8M0220189 related 300-hour maintenance kit

• 8M0120839 related 300-hour service kit

• 8M0151470 related 300-hour service kit

  

Aftermarket / Verified Equivalents:

  

• No direct aftermarket equivalent recommended over OEM for factory drain plug sealing

  

🚤 Compatibility

  

Commonly used on:

  

• Mercury small FourStroke maintenance kits and drain plug service applications

  

Typically suits:

  

• Engine / service kit models:

• Mercury 25HP EFI Jet 3-cylinder - serial 0R165086 to 1R162636, maintenance kit applications using 8M0075255 / 8M0188617

• Mercury 25HP EFI FourStroke maintenance kit applications where 8M0075255 / 8M0188617 is specified

• Mercury 30HP EFI FourStroke maintenance kit applications where 8M0075255 / 8M0188617 is specified

• Mercury 25HP / 30HP EFI 300-hour maintenance kit 8M0220189 applications

• Mercury small FourStroke 100-hour maintenance kit 8M0222285 applications where drain plug seal 8M0188617 replaces 8M0075255

• Mercury service kit applications containing oil filter 8M0162831, fuel filter 8M0134466 / 8537331, washer 895146 and drain plug seal 8M0075255 / 8M0188617

  

• Engine Type: Mercury small EFI FourStroke outboard service applications

• System Type: Drain plug seal / maintenance kit sealing component

• Fitment Note: This seal is often supplied inside service kits, so final use should be confirmed by the maintenance kit contents or engine serial-numbered service diagram

  

🔌 Function

  

The seal provides a leak-free seal at the drain plug or service plug location after oil, gearcase or related service work.

  

Common signs of failure:

  

• Oil or fluid seepage around drain plug

• Seal flattened, split or hardened

• Drip after service despite correct plug torque

• Seal missing from maintenance kit

• Drain plug seal replacement required during routine servicing

  

📦 Condition

  

• Genuine Quicksilver part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 5.08 AUD
- **Vendor:** Quicksilver
- **Tags:** Quicksilver Marine Parts | Oils Service Kits & Engine Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 5.08 AUD | In stock |

## Images

- 8M0075255 Mercury MerCruiser Seal | Genuine Quicksilver OEM Part

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> Source: [Sawley's Auto and Marine](www.sawleysautoandmarine.com.au/products/8m0075255-mercury-mercruiser-seal-genuine-quicksilver-oem-part)
> Updated: 2026-05-17