815477 Mercury MerCruiser Latch Bumper | Genuine Quicksilver OEM Part

🔧 Product Description

Genuine Quicksilver Top Cowl Latch Bumper - Part Number: 815477

A genuine Quicksilver latch bumper used in selected Mercury and Mariner outboard top cowl assemblies. This rubber bumper cushions the cowl latch area, helping the top cowl seat securely while reducing vibration, rattling and wear around the latch mechanism.

⚙️ Key Features

• Genuine Quicksilver OEM latch bumper

• Correct Mercury part number 815477

• Used in selected Mercury / Mariner top cowl latch assemblies

• Helps reduce cowl latch vibration and movement

• Suitable for many 75HP to 300HP Mercury outboard top cowl applications where specified

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 815477 current OEM service reference

OEM / Related Numbers:

• 815477

• 815477 Bumper

• 815477 Latch Bumper

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Mercury and Mariner outboard top cowl latch bumper applications

Typically suits:

• Engine models:

• Mercury 75HP Carb, serial 0G960500 to 0T800999

• Mercury 75HP Carb, serial 0T801000 to 1B226999

• Mercury 75HP Carb Bodensee, serial 0G960500 to 0T800999

• Mercury 75HP Carb Bodensee, serial 0T801000 to 1B226999

• Mercury 75HP EFI 4-Stroke, serial 1B172291 to 1B366822

• Mercury 75HP EFI 4-Stroke, serial 1B366823 to 2B094995

• Mercury 80HP EFI 4-Stroke, serial 1B227000 to 1B366822

• Mercury 80HP EFI 4-Stroke, serial 1B366823 to 2B094995

• Mercury 90HP Carb, serial 0G960500 to 0T800999

• Mercury 90HP Carb, serial 0T801000 to 1B226999

• Mercury 90HP EFI 4-Stroke, serial 1B172291 to 1B366822

• Mercury 100HP EFI 4-Stroke, serial 1B227000 to 1B366822

• Mercury 100HP EFI 4-Stroke, serial 1B366823 to 2B094995

• Mercury 115HP EFI 4-Stroke, serial 0T178500 to 0T800999

• Mercury 115HP EFI 4-Stroke, serial 0T801000 to 1B226999

• Mercury 115HP EFI 4-Stroke, serial 1B227000 to 1B366822

• Mercury 115HP EFI 4-Stroke, serial 1B366823 to 2B094995

• Mercury V-135 DFI 2.5L, serial 0G590000 to 0G760299

• Mercury 105 Jet, serial 0G303046 to 0G760299

• Mercury 110 Jet 2.5L, serial 1B690542 and up

• Mercury 140 Jet, serial 0G303046 to 0G760299

• Mercury 140 Jet, serial 0G760300 to 0G960499

• Mercury 140 Jet, serial 0G960500 to 0T178499

• Mercury 200HP 3.0L EFI, serial 0T750164 to 0T800999

• Mercury 200HP 3.0L EFI, serial 0T801000 to 1B417701

• Mercury 200HP 3.0L EFI, serial 1B417702 to 1B504988

• Mercury 200HP 3.0L EFI, serial 1B504989 to 2B528096

• Mercury 200HP DFI 3.0L, serial 0G760300 to 0G960499

• Mercury 200HP DFI 3.0L, serial 0T801000 to 1B417701

• Mercury 225HP 3.0L Carb, serial 0D280813 to 0G760299

• Mercury 225HP 3.0L Carb, serial 0G760300 to 0T408999

• Mercury 225HP 3.0L EFI, serial 0G129222 to 0G760299

• Mercury 225HP 3.0L EFI, serial 0G760300 to 0T408999

• Mercury 225HP 3.0L EFI, serial 0T409000 to 0T800999

• Mercury 225HP 3.0L EFI, serial 0T801000 to 1B417701

• Mercury 225HP 3.0L EFI, serial 1B417702 to 1B504988

• Mercury 225HP 3.0L EFI, serial 1B504989 to 2B528096

• Mercury 225XS, serial 1E002584 and up

• Mercury 225 Sport XS 3.0L, serial 1E000797 to 1E002583

• Mercury 250HP 3.0L EFI, serial 0G129222 to 0G760299

• Mercury 250HP 3.0L EFI, serial 0G760300 to 0T408999

• Mercury 250HP 3.0L EFI, serial 0T409000 to 0T800999

• Mercury 250HP 3.0L EFI, serial 0T801000 to 1B417701

• Mercury 250HP 3.0L EFI, serial 1B417702 to 1B504988

• Mercury 250HP 3.0L EFI, serial 1B504989 to 2B528096

• Mercury 250HP DFI 3.0L, serial 1B528615 to 2B535086

• Mercury 250 Pro XS 3.0L DFI, serial 1B426561 to 1B752546

• Mercury 250 Pro XS 3.0L DFI, serial 1B752547 to 2B535608

• Mercury 250 Sport XS, serial 1E002342 to 1E051823

• HP Range: commonly used across 75HP - 300HP outboard top cowl applications where specified

• Engine Type: Mercury / Mariner outboard

• System Type: Top cowl latch bumper / cowl retention hardware

🔌 Function

The latch bumper cushions and locates the top cowl latch area, helping the cowl close firmly and reducing vibration or wear at the latch contact point.

Common signs of failure:

• Top cowl rattles while the engine is running

• Cowl latch does not seat firmly

• Bumper is cracked, flattened, hardened or missing

• Excess movement at the cowl latch area

• Visible wear around the cowl latch contact point

📦 Condition

• Genuine Quicksilver part

• Brand new

• Supplied in original or equivalent packaging