This factory service manual PDF download provides detailed service information, step-by-step repair instruction and maintenance specifications for your MerCruiser Mercury Marine 4 Cylinder Marine Engines. This comprehensive overhaul and repair manual is designed as a "Service Guide" for MerCruiser models listed. It provides specific information including procedures for disassembly, assembly, inspection and adjustment, to enable dealers and service mechanics to keep the MerCruiser in top operating condition. The procedures are supplemented with photos and Illustrations. All Official Mercury Marine Manuals for MerCruiser Sterndrives and Inboards include easy to follow, step-by-step illustrated procedures based on the complete dismantling, repair, and assembling of boat motors, from the simplest repair to complex procedures, this manuals give you everything you need to do the job with confidence. Models Covered in This Manual MCM 170 MR - S/N: 6916779-0A475151 MCM 170 Alpha One - S/N: OA475152-08434940 MCM 165 Alpha One - S/N: 08434941-0877 4251 MCM 3.7 Litre Alpha One - S/N: 0877 4252 and Above MCM 190 MR - S/N: 6917368-0A475551 MCM 190 Alpha One - S/N: OA475552-08436390 MCM 180 Alpha One - S/N: 08436391 -08775248 MCM 3.7 Litre LX Alpha One - S/N: 08775249 and Above Service Manual Outline Section 1 - Important Information A - Important Information B - Maintenance C - Troubleshooting Section 2- Removal & Installation A - 4 Cyl. 224 CIO (3.7L) Section 3 - Engine Mechanical A - 4 Cyl. 224 CIO (3.7L) Section 4 - Electrical Systems A - Starting System B - Ignition System C - Charging Systems D - Instrumentation E - Wiring Diagrams Section 5 - Fuel Systems A - Fuel Delivery System B - Fuel Pump C - Carburetor Section 6 - Cooling & Exhaust A - Cooling System B - Exhaust System Section 7 - Power Steering A - Power Steering Language : English File Format : PDF Delivery method : Download This manual pdf download will come in PDF format, so it's EXTREMELY easy to move around with you from computer to computer. Many mechanics purchase electronics manuals like this and use a laptop near them while doing maintenance! If you don't have a laptop, no problem! Just print out the pages of the manual that you need and you've got a hard copy in front of you while doing your work! Simply throw it away when your finished! It's much easier and quicker than having to deal with a book!. Related Keywords : index of / pdf, download, boat, info, library, boatinfo, service, repair, workshop, book, shop, manual, brochure, bulletin, marine, engine, sterndrive, stern, drive, maintenance, fix, motor, outdrive, outboard, inboard, service manual, repair manuals, maintenance.