This comprehensive Mercury Mariner Outboard 70 75 80 90 100 115 Hp 2-stroke Factory Service Repair Manual is your complete guide to servicing and repairing these popular outboard motors. Used by mechanics at authorized service centers, this manual provides detailed instructions covering all aspects of your outboard motor. You'll find information on general specifications, electrical and ignition systems, fuel system and carburetion, powerhead, lower unit, power trim, and installation/attachments. The manual covers the following models and serial numbers: * **1987-1993:** 70/75/75 Marathon/75 XD/75 SeaPro/80/90 (3 cylinder) * US S/N 0A996142 thru 0D283221 * Belgium S/N 09502135 thru 09793576 * Canada S/N 0A722297 and above * **1988-1993:** 100/115 (4 cylinder) * US S/N 0B209468 thru 0D283221 * Belgium S/N 09523034 thru 09793576 * Canada S/N 0A731673 and above Whether you're a seasoned mechanic or a DIY enthusiast, this manual will provide you with the knowledge and instructions you need to keep your Mercury Mariner outboard running smoothly and reliably.

The Mercury Mariner outboard motors, encompassing the 70, 75, 80, 90, 100, and 115 horsepower models, represent a legacy of powerful and reliable marine propulsion. These 2-stroke engines, renowned for their robust construction and performance, were a popular choice for boaters seeking a balance of affordability and dependable power. The Mariner brand, a subsidiary of Mercury Marine, offered these engines as a value-oriented alternative, boasting the same core technology and engineering prowess as their Mercury counterparts. These outboards were designed to deliver a thrilling boating experience, whether used for fishing, cruising, or watersports. The 2-stroke design, known for its quick acceleration and responsive throttle response, provided ample power for even the most demanding boating activities. The 70-115 horsepower range offered a suitable power band for a variety of boat sizes, catering to both smaller recreational boats and larger fishing vessels. Notably, these Mariner outboards featured a reliable, durable construction, employing high-quality materials and manufacturing processes. This dedication to quality ensured longevity and consistent performance, allowing boaters to enjoy countless hours on the water with peace of mind.