Engine Gasket Kit Installation Instructions for 660, 660R, and YFM660R Models (2001-2005)

Tools Needed:

1. Socket Set (various sizes, including 8mm, 10mm, 12mm)
2. Torque Wrench
3. Screwdriver Set (flathead and Phillips)
4. Pliers
5. Gasket Scraper or Razor Blade
6. Clean Rags or Towels
7. Engine Oil or Lubricant (for new gaskets)
8. Plastic Container or Tray (for holding small parts and bolts)
9. Safety Glasses (for personal protection)
10. Gloves (to keep hands clean)

Installation Steps:

1. Preparation:

   • Make sure the engine is cooled down completely to prevent burns.
   • Disconnect the battery to avoid any electrical issues during installation.

2. Remove Old Gaskets:

   • Use the gasket scraper to carefully remove any old gasket material from the engine surfaces. Ensure the surfaces are clean to promote a proper seal with new gaskets.

3. Inspect Components:

   • Before installing the new gaskets, inspect the engine components for any damage. Replace any worn or damaged parts if necessary.

4. Apply Lubricant:

   • Lightly coat the new gaskets with engine oil or lubricant to help with installation and seating.

5. Install New Gaskets:

   • Position the new gaskets onto their respective areas, ensuring they are aligned correctly.

6. Reassemble Engine Components:

   • Reinstall any components that were removed. Use the appropriate socket size to tighten bolts and screws, following the manufacturer's torque specifications.

7. Reconnect Battery:

   • Once everything is secure, reconnect the battery.

8. Final Checks:

   • Start the engine and let it run for a few minutes. Check for any leaks and ensure everything is functioning properly.

Safety Note:

Always ensure you follow safety precautions, such as wearing safety glasses and gloves, while performing the installation.

By following these steps, you should successfully install the Engine Gasket Kit and improve the performance and reliability of your vehicle.