# 807260 Mercruiser Flywheel Cover | Genuine Used Part

🔧 Product Description

  

Genuine MerCruiser Flywheel and Bell-Housing Cover - Casting Number: 807260

  

A genuine used MerCruiser flywheel inspection cover or protective shield for selected GM-based sterndrive engines.

  

Casting number 807260 is associated with complete Mercury cover kit 807260A2. The moulded cover closes the lower or rear flywheel-housing opening and protects the flywheel, starter ring gear and engine coupler from debris and accidental contact.

  

⚙️ Key Features

  

• Genuine MerCruiser flywheel cover

• Casting number 807260

• Complete service-kit reference 807260A2

• Lightweight moulded protective-cover construction

• Suits selected four-cylinder, V6, V8 Alpha and Bravo engine installations

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 807260A2 later complete MerCruiser flywheel-cover kit

• 807260 cover casting / component reference

• 818719A1 earlier stamped-metal flywheel cover ultimately replaced by 807260A2

  

OEM / Related Numbers:

  

• 807260

• 807260A2

• 818719A1

• Cover retaining nuts and screws from the applicable flywheel-housing assembly

• Flywheel housing: 12675A16 / 865657A03 on applicable Alpha engines

• Flywheel housing: 12675A18 / 865657A04 on applicable Bravo engines

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• MerCruiser Alpha One and Alpha One Gen II engines

• Selected MerCruiser Bravo sterndrive engines

• GM petrol engines using the matching rear flywheel-housing opening

  

Typically suits:

  

• Engine models:

• MerCruiser 3.0L GM 181 inline four-cylinder

• MerCruiser 4.3L and 4.3LX V6

• MerCruiser 4.3L EFI and MPI

• MerCruiser 5.0L and 5.0LX V8

• MerCruiser 5.0L EFI and MPI

• MerCruiser 5.7L and 5.7LX V8

• MerCruiser 350 MAG and 350 MAG MPI

• MerCruiser 7.4L / 454 CID applications using cover 807260A2

• MerCruiser 8.2L / 502 CID applications using cover 807260A2

• Alpha and Bravo flywheel housings whose diagram specifies 807260 or 807260A2

  

• HP Range: Engine-output dependent

• Engine Type: GM inline four-cylinder, V6, small-block V8 and big-block V8 petrol marine engine

• Year Range: Primarily late-1980s through 2000s, dependent on flywheel housing

  

🔌 Function

  

The cover shields the rotating flywheel, starter ring and coupler while retaining access for inspection, timing, alignment and coupling service.

  

Common signs of failure:

  

• Cover is cracked, melted or distorted

• Mounting points are broken

• Cover rubs against the flywheel or coupler

• Water or debris enters the flywheel housing

• Fasteners no longer secure the cover

• Cover is missing after previous engine work

• Heat damage appears near the exhaust or starter area

  

📦 Condition

  

• Genuine used part

• Removed from running engine where applicable

• In good working condition unless otherwise stated

## Details

- **Price:** 10.0 AUD
- **Vendor:** Sawley's Auto and Marine
- **Tags:** Sawley’s AAM Used Parts – Flywheels | Engine Flywheels & Ring Gears

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 10.00 AUD | In stock |

## Images

- 807260 Mercruiser Flywheel Cover | Genuine Used Part
- 807260 Mercruiser Flywheel Cover | Genuine Used Part
- 807260 Mercruiser Flywheel Cover | Genuine Used Part
- 807260 Mercruiser Flywheel Cover | Genuine Used Part
- 807260 Mercruiser Flywheel Cover | Genuine Used Part
- 807260 Mercruiser Flywheel Cover | Genuine Used Part
- 807260 Mercruiser Flywheel Cover | Genuine Used Part
- 807260 Mercruiser Flywheel Cover | Genuine Used Part

---

> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/807260-mercruiser-flywheel-cover-genuine-used-part)
> Updated: 2026-07-12