8M4500752 Mercury Oil Outlet Cover | Genuine Used Part

🔧 Product Description

Genuine Mercury Lower Engine Mount Cover - Part Number: 8M4500752

A genuine Mercury, Mariner and Force lower engine-mount cover used on selected two-stroke outboard driveshaft housings.

Although sometimes described in used-parts listings as an oil-outlet cover, Mercury catalogues identify 8M4500752 as the lower-mount cover. It protects the lower engine-mount clamp and closes the external opening in the driveshaft housing.

Part number 8M4500752 supersedes several earlier colour and service references.

⚙️ Key Features

• Genuine Mercury / Mariner lower-mount cover
• Correct current part number 8M4500752
• Supersedes earlier 67077 and 8M0001130-series references
• Protects the lower engine mount and clamp
• Used on a broad selection of Mercury, Mariner and Force two-stroke outboards

🚤 Compatibility

Commonly used on

• Mercury and Mariner driveshaft-housing lower-mount assemblies
• Force and Mercury two-stroke midsections using the 67077 cover family

Typically suits

• Engine models:
• Mercury / Mariner 60HP three-cylinder two-stroke
• Mercury / Mariner 65HP and 65 Jet
• Mercury / Mariner 70HP and 75HP three-cylinder
• Mercury / Mariner 80HP and 80 Jet
• Mercury / Mariner 90HP two-stroke
• Mercury / Mariner 100HP four-cylinder
• Mercury / Mariner 115HP four-cylinder
• Mercury / Mariner 125HP four-cylinder
• Mercury V135, V150, V175 and V200 V6 two-stroke
• Force 90HP applications using the Mercury-style housing
• Selected Mercury 300HP V6 driveshaft-housing assemblies using cover 8M4500752
• HP Range: Approximately 60HP - 300HP, dependent on driveshaft-housing design
• Engine Type: Mercury / Mariner / Force two-stroke outboard
• Year Range: Approximately 1980s onward

🔌 Function

The cover protects the lower engine-mount clamp and closes the mounting access opening in the driveshaft housing.

⚠️ Common Signs of Failure

• Cover cracked around mounting screws
• Cover missing and lower mount exposed
• Painted surface badly corroded
• Mounting holes enlarged or broken
• Cover no longer sits flush against the housing

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 8M4500752 → Supersedes 8M0001130
• 8M0001130 → Supersedes 67077T
• 67077T related black lower-mount cover reference
• 67077F2 and 67077F3 earlier painted lower-mount cover references
• 67077 earlier original cover reference

OEM / Related Numbers

• 8M4500752
• 100-8M4500752
• 8M0001130
• 67077T
• 67077F2
• 67077F3
• 67077

Aftermarket / Verified Equivalents

• Pro Marine: replacement lower-mount cover for 8M4500752

📦 Condition

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