Allen-Bradley 805361T-4 Ignition Control Module

805361T-4 Ignition Control Module is a genuine Mercury Marine replacement part for MerCruiser Thunderbolt IV ignition systems. It is designed to fit 1993–1996 MerCruiser MCM 4.3L (LX) engines that use Thunderbolt IV ignition, and carries the part number 805361T4 (also listed as 805361T-4). As the electronic control unit in the Thunderbolt IV package, the module provides ignition timing control and spark signal management, ensuring reliable starting and consistent engine operation in marine installations. This Mercury Marine component is manufactured to align with OEM specifications for Thunderbolt IV setups and should be installed with the appropriate wiring harness and service procedures to preserve marine-grade reliability.