1987 Mercury Mercruiser #10 Marine Engines Gm 4-Cylinder Workshop Service Repair Manual PDF Download
This manual can be used by anyone from a first time owner/amateur to a professional technician.Easy to read type,And give you all the information needed to do the procedure correctly. MODELS COVERED:...
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What's Included
Complete Service Manual
Full PDF documentation
Step-by-Step Procedures
With detailed diagrams
Wiring Diagrams
Electrical schematics included
Specifications
Torque values & specs
Troubleshooting Guides
Diagnostic procedures
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MODELS COVERED:
Models and Serial Number
MCM 120 MR-6853914 to 0A492055
MCM 120 Alpha I-0A492056 to 0B531853
MCM 2.5L-0C856450 and Above
MCM 140 MR-6852270 to 0A484072
MCM 140 Alpha I-0A484073 to 0B450800
MCM 3.0L-0C856450 and Above
Sea Ray 3.0L-0B787205 to B917530
NOTICE:
MCM 2.5L MCM3.0L - Same as MCM 120.
Sea Ray 3.0L-Same as MCM 140 (Later Models are rated at 130 HP and have 9.2:1 Compression ratio.)
TABLE OF CONTENTS:
SECTION 1 - Important Information
A - Important Information
B - Maintenance
C - Troubleshooting
SECTION 2 - Removal & Installation
A - 4 Cyl. 153-181 CID (2.5-3.0L)
B - Driveshaft Extension Models
SECTION 3 - Engine Mechanical
A - G.M. In-Line
SECTION 4 - Electrical Systems
A - Starting System
B - Ignition System
C - Charging Systems
D - Instrumentation
E - Electrical Kits
F - Wiring Diagrams
SECTION 5 - Fuel Systems
A - Fuel Delivery System
B - Fuel Pump
C - MerCarb 2-Barrel
SECTION 6 - Cooling and Exhaust
A - Seawater Cooled Models
B - Closed Cooled Models
C - Exhaust Manifolds/Elbows
SECTION 7 - Power Steering
A - Power Steering
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.
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