This manual is suitable for both first-time owners/amateurs and professional technicians. It provides easy-to-read instructions and all the necessary information to perform procedures correctly.
MODELS COVERED:
MCM 120 - S/N: 4952701 - 6255465
MCM 120R - S/N: 6255466- 6853913
MCM 140 - S/N: 4918570 - 6256954
... (full list of models and serial numbers)
NOTICE
Refer to appropriate "Stern Drive Service Manual" for Transom Assembly and Stern Drive Unit Repair.
TABLE OF CONTENTS:
IMPORTANT INFORMATION / TROUBLESHOOTING
General Information
Maintenance
Troubleshooting
REMOVAL-INSTALLATION-ALIGNMENT
MCM 120 / 140 / 165
MCM 120R / 140R Driveshaft Extension Models
... (full list of removal, installation, and alignment procedures)
ELECTRICAL SYSTEM
Starting System
Ignition System
Charging System
... (full list of electrical system components)
FUEL SYSTEMS
Fuel Delivery System and Fuel Pumps
Rochester 2 Barrel
... (full list of fuel system components)
EXHAUST SYSTEM
Exhaust Manifolds/ Elbows
Exhaust Risers
... (full list of exhaust system components)
ENGINE
GM In-Line
Mercury Marine 4 Cylinder Engine
... (full list of engine types)
COOLING SYSTEM
Seawater Cooled Models
470 / 485 / 488
... (full list of cooling system components)
DRIVE SYSTEMS
Velvet Drive (Borg-Warner) Transmission
Mercury Marine Transmission
... (full list of drive system components)
POWER STEERING SYSTEM
Keep this shop manual handy and use it often. Performing routine, preventive maintenance will save you time & money by helping to prevent premature failure and unnecessary repairs.
