
2. Using a screwdriver with a blade covered in adhesive tape, remove the crankshaft sealing ring from its seat. Be careful not to damage the sealing ring seat or the crankshaft.

3. To make it easier to remove the sealing ring, you can cut a hole in the end surface of the sealing ring.
4. Clean the O-ring seat and lubricate the new O-ring with clean engine oil.

5. Using a tubular drift of the appropriate diameter, install the seal ring onto the crankshaft.
