Mack Cylinder Head Valve Train Rebuild Kit, ECH-3322-101

Cylinder Head Valve Kit, Repair Kit, E-Tech/ASET 
Mack Valve Kit Includes (6) Intake Valves, 690GC410(6) Exhaust Valves, 688GC344(12) Valve Guides, EVG-2399(3) Injector Tubes, 12GC411(6) Exhaust Valve Seat, 13GC317(6) Intake Valve Seat, 13GC316(12) Valve Seals, 446GC332(24) Valve Lock, 54GC25

This Mack part carries a 2 Year Warranty