8M0039076 Mercury MerCruiser Seal | Genuine Quicksilver OEM Part

🔧 Product Description

Genuine Quicksilver Upper Exhaust Tube / Shift Bracket Seal - Part Number: 8M0039076

A genuine Quicksilver upper exhaust tube seal used in selected Mercury and Mariner V6, Jet, XR, Pro Max, Super Mag and high-performance outboard driveshaft housing / exhaust tube assemblies. This seal replaces earlier 177261 and seals the upper exhaust tube or related midsection interface.

⚙️ Key Features

• Genuine Quicksilver OEM upper exhaust tube seal

• Correct Mercury part number 8M0039076

• Supersedes earlier 177261 seal reference

• Used across selected XR, Jet, EFI Pro Max, Super Mag, 200XS and 225X applications

• Important replacement during driveshaft housing, exhaust tube or midsection service

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 8M0039076 → Supersedes 177261

• 177261 earlier OEM seal / exhaust tube upper seal reference

OEM / Related Numbers:

• 8M0039076

• 177261

• 26-41953 related seal reference

• 27-183076 related gasket

• 16-8M0034454 related stud

• 16-670654 related stud

• 812834A2 related exhaust extension assembly

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Mercury / Mariner V6 2-stroke driveshaft housing and exhaust tube seal applications

• Mercury Racing / high-performance outboard exhaust tube upper seal applications

Typically suits:

• Engine models:

• Mercury XR-4 - serial 0C239553 to 0D081999

• Mercury XR-6 - serial 0D082000 to 0G303045

• Mercury XR-6 - serial 0G303046 to 0G760299

• Mercury XR-6 - serial 0G760300 to 0G960499

• Mercury XR-6 - serial 0G960500 to 1B226999

• Mercury 150 EFI Pro Max / Super Mag - serial 0D935000 to 0G610049

• Mercury 150 / 200 EFI Pro Max / Super Mag - serial 0G610050 to 0G856999

• Mercury 200 EFI Pro Max / Super Mag - serial 0D935000 to 0G610079

• Mercury 200 EFI Pro Max / Super Mag - serial 0G857000 to 0G858150

• Mercury 200XS DFI 2.5L - serial 0T235000 to 0T818180

• Mercury 200XS DFI 2.5L - serial 0T818181 to 1E000796

• Mercury 200XS DFI 2.5L - serial 1E000797 to 1E002110

• Mercury 225 EFI Pro Max / Super Mag - serial 0D935638 to 0G610103

• Mercury 225 EFI Pro Max / Super Mag - serial 0G610104 to 0G856999

• Mercury 225 EFI Pro Max / Super Mag - serial 0G857000 to 0T429939

• Mercury 225X EFI Pro Max - serial 0T430254 to 0T819605

• Mercury 105 Jet - serial 0D082000 to 0G303045

• Mercury 105 Jet - serial 0G303046 to 0G760299

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

• Mercury / Mariner 115 / 135 / 150 DFI 2.5L driveshaft housing and exhaust tube assemblies where upper seal 8M0039076 is specified

• Mercury / Mariner V-135 driveshaft housing applications where seal 177261 / 8M0039076 is specified

• HP Range: commonly 105 Jet through 225HP high-performance V6 applications where specified

• Engine Type: Mercury / Mariner V6 2-stroke, DFI, EFI and Mercury Racing outboard

• System Type: Driveshaft housing / upper exhaust tube / shift bracket seal

🔌 Function

The seal closes the upper exhaust tube or related midsection interface, helping prevent exhaust leakage, water leakage or contamination at the driveshaft housing assembly.

Common signs of failure:

• Exhaust leakage from midsection area

• Water leakage around exhaust tube or bracket joint

• Damaged or flattened seal during disassembly

• Corrosion or residue around sealing surface

• Seal replacement required during exhaust tube, driveshaft housing or midsection service

📦 Condition

• Genuine Quicksilver part

• Brand new

• Supplied in original or equivalent packaging