Caterpillar 1118015 Cylinder Head Gasket PAI 331263CROSS REFERENCE: 111 8015 1118015 7E6167 7N7999 APPLICATION: Caterpillar 3306 3300 Multiple Use Application. BRAND: PAI 331263 Caterpillar 1118015 Cylinder Head Gasket PAI 331263. USA truck parts and replacement truck parts. Supports proper sealing and maintains consistent engine pressure balance. 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