Mercury Mercruiser Marine Engines Number 4 Stern Drive Units MCM 120-260 Workshop Service Repair Manual Download 1978 1979 1980 1981 1982 PDF

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🏷️ Basic Information Identification Make: Mercury Mercruiser Model: Number 4 Stern Drive Units Years Covered: 1978, 1979, 1980, 1981, 1982 Generation: Early MCM Series 📋 Manual Details Documentation Manual Type:...

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Type: Engine

Vendor:

Sku: 37929

Tags: 1978 1979 1980 1981 1982 Beta Marine Engine Featured Marine MCM 120 MCM 120 260 MCM 260 Mercury Mercury Mercruiser Sterndrive

Product variants

Description

🏷️ Basic Information

Identification

Make:

Mercury Mercruiser

Model:

Number 4 Stern Drive Units

Years Covered:

1978, 1979, 1980, 1981, 1982

Generation:

Early MCM Series

📋 Manual Details

Documentation

Manual Type:

Workshop Service Repair Manual

Language:

English

Format:

Delivery Method:

Instant Download

Compatibility:

All Versions of Windows & Mac

Required Software:

Adobe PDF Reader

⚙️ Engine Specifications

Model Range

Covered Engine Models:

MCM 120, MCM 140, MCM 165, MCM 470, MCM 485, MCM 898, MCM 228, MCM 260

Serial Number Range

Serial Numbers:

4891650 to 6216686

Engine Type

Engine Type:

Marine Inboard/Outboard (Stern Drive)

🔧 Transmission

Stern Drive Unit

Type:

Number 4 Stern Drive

Gear Housing

Gear Reduction Ratios:

Varies by engine model, refer to manual

🔧 Maintenance

General Maintenance

Service Focus:

Service and Repair

Fluids

Gear Lube Type:

Refer to manual for specific type and viscosity

Power Trim Fluid Type:

Refer to manual for specific type

📄 Manual Content

Repair Procedures

Major Sections:

General Information, Troubleshooting, Drive Unit, Drive Shaft Housing Assembly, Gear Housing Assembly, Transom Plate Assembly, Power Trim, Power Steering, Service Bulletins

Diagrams Included:

High Quality

Target Audience:

Do-It-Yourselfer

📄 Performance

Engine Power

Power Range:

120 HP to 260 HP

📄 Documentation

Printability

Print Capability:

All pages are printable