Caterpillar 6N7263 Cylinder Head Gasket PAI 331532CROSS REFERENCE: 5S6281 6N7263 APPLICATION: Caterpillar 3306B 3300 Multiple Use Application. BRAND: PAI 331532 Caterpillar 6N7263 Cylinder Head Gasket PAI 331532. Aftermarket truck parts and truck repair parts. Supports proper sealing and maintains consistent pressure between block and head. 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