Mack 20706360 Valve Relief PAI 2654CROSS REFERENCE: 20706360 691GC225M APPLICATION: Mack E7 E Tech Multiple Use Application DETAILS: Opens at 44 psi M16 x 1. 5 x 5 8 18 threads BRAND: PAI 2654 Mack 20706360 Valve Relief PAI 2654 supports lubrication stability for engine replacement and diesel performance parts. Maintains durability under heavy duty use. All components are proudly manufactured in the U. S. A. by PAI Industries Inc., an ISO9001 certified company with over 50 years of