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

🚤 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

🔄 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

📦 Condition

• Genuine used part
• Removed from running engine where applicable
• In good working condition unless otherwise stated