Interchange Part Number: 4663899, 4663902. 12 Intake Valves (Head 1.33 x Stem 6.00mm x Length 4.25). 12 Air-out Valves (Head 1.09 x Stem 6.00mm x Length 4.17). Replacement for 2001-2010 Concorde Sebring 2.7L Avenger Stratus. Engineered and manufactured specifically for the repair environment.
