31217-ZZ3-003 Armature Assembly - Overview. The 31217-ZZ3-003 Armature Assembly is a critical component of Honda marine engine systems. This part functions as the rotating element responsible for generating electrical current within the engine's starter motor system. Specifically engineered to support the starter system, it plays a vital role in ensuring your marine engine starts reliably and operates efficiently. Designed with precision to match factory specifications, this armature assembly en