16700-ZZ5-003 Fuel Pump Assembly - Overview. The 16700-ZZ5-003 Fuel Pump Assembly is an essential component of the fuel system in Honda marine engine systems. This assembly ensures continuous and reliable delivery of fuel from the tank to the engine, supporting optimal combustion and engine performance. Specifically designed for Honda outboard marine engines, it supports fuel injection systems to maintain engine efficiency and smooth operation. Crafted to meet factory specifications, it ensures