30310-ZW5-003 Pulser Coil Assembly - Overview. The 30310-ZW5-003 Pulser Coil Assembly is a vital component within Honda marine engine ignition systems. It plays a critical role by generating precise electrical pulses that trigger the engine's ignition at the correct moment, ensuring reliable and efficient engine operation. Engineered to meet factory specifications, this part guarantees seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Provid