OMC Evinrude Johnson Mount Assembly

OMC (Outboard Marine Corporation), along with its Evinrude and Johnson brands, manufactured various mount assemblies designed to secure outboard engines to the boat's transom and absorb operational vibrations. These assemblies are crucial for ensuring engine stability, reducing noise, and preventing damage to both the engine and the boat.

🔧 Key Mount Assemblies

1. Upper Motor Mount (Part #0325974 / 325974)

   • Material: Aluminum

   • Compatibility: Designed for Johnson and Evinrude outboards ranging from 20 to 30 HP.

   • Function: Secures the upper part of the engine to the mounting bracket, helping to dampen vibrations during operation.

2. Rubber Mount Assembly (Part #0434629)

   • Material: Rubber

   • Compatibility: Fits 28 different Evinrude and Johnson models.

   • Function: Absorbs engine vibrations and shocks, enhancing ride comfort and reducing wear on engine components.

   • Notes: This OEM part is manufactured by Evinrude & Johnson, OMC, ensuring quality and compatibility.

3. Rubber Mount Assembly (Part #0436470)

   • Material: Rubber

   • Compatibility: Fits 19 different Evinrude and Johnson models.

   • Function: Similar to Part #0434629, it serves to dampen vibrations and provide engine stability.

4. Mount Assembly (Part #5007508)

   • Compatibility: Specific to certain Evinrude and Johnson models.

   • Function: Provides structural support and vibration damping between the engine and the boat's transom.

🛠️ Installation and Maintenance Tips

• Regular Inspection: Periodically check mount assemblies for signs of wear, cracking, or deterioration, especially in rubber components.

• Replacement: If you notice excessive engine vibration or movement, it may be time to replace the mount assemblies.

• Professional Assistance: For certain models, replacing mount assemblies can be complex. Consulting a marine technician or referring to service manuals is recommended.