This service repair workshop manual provides comprehensive information for the Mercury Mariner outboard engine. Designed for mechanics, this manual details the full service and repair procedures necessary to maintain the reliability and performance of your 100 HP engine. The engineering quality of Mercury outboards is renowned, and this guide ensures you have the technical knowledge to keep your Mariner operating at its best. This manual covers all essential aspects of engine maintenance and repair, including detailed troubleshooting guides and technical diagrams. It offers full service and repair instructions, along with information on recommended maintenance schedules and fluid capacities. Part number information is also included, making it an indispensable resource for any mechanic tasked with servicing the Mercury Mariner.