Sierra International 18-5876 Stator The Sierra 18-5876 Stator is interchangeable with the following: CDI 174-9610K2, Mallory 9-25512, Mercury 398-9610A19. Each Sierra product meets or exceeds the original equipment part it replaces. Sierra Stator Meets or exceeds the original equipment quality Sierra part number: 18-5876 Interchangeable with the following: CDI 174-9610K2, Mallory 9-25512, Mercury 398-9610A19