31212-ZZ3-003 Bracket Center - Overview. The 31212-ZZ3-003 Bracket Center is a crucial OEM component designed specifically for Honda marine engine systems. It serves a structural role in the assembly, providing stable support and precise mounting within the engine framework. With a focus on durability and seamless fit, this bracket ensures reliable operation of your marine engine, aligning perfectly with factory specifications to maintain system integrity and performance.. Key Features. Genuine