Wärtsilä 20 Cylinder Head Wärtsilä 20 engines, suitable for marine and power applications are fully compatible with standard Wärtsilä 20 configurations and available in new, reconditioned. Full inspection of cooling and oil channels Valve seat and guide replacement as required MPI crack testing and hydro-pressure tested Available bare or fully assembled with valves, springs, and rotators Compatible with HFO and MDO operation. All reconditioned units are delivered with test certificates and inspection reports. Request a quote or technical documentation today.