Mercruiser Marine Engines Mercury Marine 4 Cylinder* Factory Service / Repair/ Workshop Manual Instant Download! This manual contains maintenance and repair procedure for the Mercruiser Marine Engines Mercury Marine 4 Cylinder. With this manual, you may maintain, service, diagnose and repair your own. With step by step instruction & highly detailed exploded pictures & diagrams to show you how to complete the required job correctly & efficiently. All repair procedures are covered. It's the same type of Manual that your local Dealer/Mechanic would use. Models Covered In This Manual Models and Serial Number MCM 170 MR 6916779 to 0A475151 MCM 170 Alpha One 0A475152 to 0B434940 MCM 165 Alpha One 0B434941 to 0B774251 MCM 3.7 Litre Alpha One 0B774252 and Above MCM 190 MR 6917368 to 0A475551 MCM 190 Alpha One 0A475552 to 0B436390 MCM 180 Alpha One 0B436391 to 0B775248 MCM 3.7 Litre LX Alpha One 0B775249 and Above Service Repair Manual Covers: Important Information Removal and Installation Engine Mechanical Electrical Systems Fuel Systems Cooling and Exhaust Power Steering Instant Download means there is NO shipping costs or waiting for a CD or paper manual to arrive in the mail! You will receive this manual TODAY via Instant Download on completion of payment via our secure payment processor. We accept ALL major credit/debit cards/paypal. All pages are printable. File Format: PDF Compatible: All Versions of Windows & Mac Language: English Requirements: Adobe PDF Reader & WinZip Looking for some other Service manual, please check: Thank you ! have a great day there !