Volvo 21016552 Loaded Cylinder Head PAI 805100ECROSS REFERENCE: 21016552 23526306 APPLICATION: Volvo D13 Multiple Use Application. BRAND: PAI 805100E Volvo 21016552 Loaded Cylinder Head PAI 805100E. Heavy duty truck parts and diesel truck parts. Ensures combustion sealing and stabilizes engine airflow. All components are proudly manufactured in the U. S. A. by PAI Industries Inc., an ISO9001 certified company with over 50 years of experience in the heavy duty truck parts industry. This part is