1、Applicable Models: Outboard trigger is replacement for Magnum 10HP XR10, replacement for Marathon 15HP, replacement for Sea Pro 15HP, and replacement for Mariner 20HP JET. 2、OE Number: The part numbers of reference are 98450A10, 93880A1, 98450A5, 98450A1, and 98450A3, please confirm whether it is consistent with the OE you need. 3、Control Ignition Timing: Outboard trigger determines the ignition timing by detecting the position of the crankshaft rotor or certain sensors, and sends an ignition signal to the ignition coil at the right time to ensure that the combustion events in the cylinder are carried out correctly. 4、Durable Construction: Outboard cylinder external trigger is made of high class materials, which is sturdy and durable, so it can be used normally with high sensitivity and stable performance in wet and harsh working environment. 5、Ideal Replacement: Designed to meet or exceed OEM specifications to ensure form and function match the original configuration, designed to replace damaged triggers without modifying the original wiring, remove the old part and install as a direct replacement.