Paccar MX-13 2036375 Lower Head Gasket Set PAI 700027CROSS REFERENCE: 2036375 2036375PE 54273800 APPLICATION: Paccar MX 13 BRAND: PAI 700027 Paccar MX 13 2036375 Lower Head Gasket Set PAI 700027. Replacement engine parts and truck engine parts. Maintains head sealing for reliable operation. 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 built brand new with