Plug known as the piston ring

known as the piston ring for the Wärtsilä 20 engine

both the rocker arm and bracket should be replaced to avoid further damage to the valve train system and maintain engine efficiency

Maintenance and Replacement: Connecting rods are typically inspected during engine maintenance intervals

For precise and detailed information on parts such this Flexible coupling (part number 182017)

Plug known as the piston ringStock information: Part 165010 Plug is usually on stock at 4TaKT Engineering & Diesel Components BV. 4TaKT Engineering & Diesel Components BV. is supplier for large engine marine components spare parts, and specialize in spare parts suitable for Wrtsil 4L20, 5L20, 6L20, 8L20 and 9L20. A plug for a Wrtsil 20 engine typically refers to a component used to seal or close an opening in the engine, often for maintenance, inspection, or fluid passage