1964-1986 OMC Stern Drive service manual

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OMC 1964-1986 OMC Stern Drive service manual - Technical Specifications

  • File Size: 39.68 MB
  • File Type: ZIP
  • Language: English
  • Printable: Yes
  • Estimated Download Time: 0.81 Minutes
  • Delivery Format: Digital (PDF) - Instant Access
  • Category: Outboard
  • Brand: OMC
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OMC Models and Parts Covered in this Outboard Manual

Stern Drive / OMC (Outboard Marine Corporation)

Stern Drive / OMC 1964-1986

  • 120
  • 140
  • 160
  • 165
  • 175
  • 190
  • 235
  • 250
  • 260
  • 270
  • 280
  • 300
  • 305
  • 307
  • 350
  • 400

Serial numbers:

  • Model years 1964-1977: 120 - 9902180
  • Model years 1978-1986: 120 - C856559

Production year(s): 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986

OMC 1964-1986 OMC Stern Drive service manual - Complete Manual Information

Table of Contents

1. Safety

  1. Introduction
    • Cleaning, Waxing, Polishing
    • Controlling Corrosion
    • Propellers
  2. Fuel System
    • Location
    • Flotation
    • Bonding
  3. Emergency Equipment
    • Signaling
    • Anchors
  4. Miscellaneous Equipment
    • Boating Accident Reports
    • Navigation

2. Tuning

  1. Introduction
    • Tuning for Performance
    • Fuel System

3. Engine

  1. General Principles
    • General Safety
    • Engine Trouble Diagnosis
    • Starting Procedures
    • General Description, Mechanical
  2. GMC In-line Engines
    • Service
    • Cylinder Head Service
    • Removal and Installation
    • Valve Lash Adjustment
    • Piston Rings and Rod Service
    • Crankshaft Service
  3. GMC V6 Engines
    • Cylinder Head Service
    • Valve Lash Adjustment
    • Piston Rings and Rod Service
    • Crankshaft Service
  4. GMC V8 Engines
    • Cylinder Head Service
    • Valve Lash Adjustment
    • Piston Rings and Rod Service
    • Crankshaft Service
  5. Ford V8 Engines
    • Cylinder Head Service
    • Valve Lash Adjustment
    • Piston Rings and Rod Service
    • Crankshaft Service

4. Fuel

  1. Troubleshooting
    • Fuel Pump
    • Carburetors
    • Fuel Filters
    • Rebuilding the Fuel Pump
  2. Carburetors
    • Rochester 4MV
    • Holley
    • Specifications
    • Adjustments

5. Ignition

  1. Description/Troubleshooting
    • Components
    • Compression
    • Testing
  2. Distributor Service
    • Delco-Remy
    • Mallory
    • Autolite or Prestolite
    • Adjustments

6. Electrical

  1. Introduction
    • Batteries
    • Gauges and Horns
  2. Charging System
    • Alternator
    • Regulator
  3. Cranking System
    • Starter
    • Solenoid
    • Relay
  4. Instruments
    • Gauges
    • Meters

7. Accessories

  1. Introduction
    • Shift Boxes
    • Cables
    • Installation

8. Tilt Mechanism

  1. Description and Operation
    • Hydraulic System
    • Manual Release
  2. Troubleshooting
    • Hydraulic Pump & Motor

9. Cooling

  1. Description
    • Water Flow
  2. Troubleshooting
    • Heat Exchanger

10. Stern Drive

  1. Description
    • Early Stern Drive Units
    • Troubleshooting
    • Upper Gear Housing Removal
    • Lower Gear Housing Removal
    • Drive Shaft Housing Removal
  2. Stern Drive Units Since 1978
    • Description
    • Disassembly/Assembly

11. Intermediate Housing

  1. Introduction
    • Troubleshooting
    • Drive Shaft Bearing Replacement

12. Maintenance

  1. Fiberglass Hulls
    • Off-Season Storage
    • Pre-Season Preparation

Appendix

  1. Conversions
    • Metric
    • U.S. Standard
  2. Drill Sizes
  3. Specifications
    • Torque Values
    • Gear Ratios
    • Capacities

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Frequently Asked Questions - OMC Outboard Manual

What does this OMC manual cover?

This comprehensive service manual covers detailed repair procedures, maintenance schedules, troubleshooting guides, and technical specifications for 1964-1986 OMC Stern Drive service manual. It includes information for the following models: **Stern Drive / OMC (Outboard Marine Corporation)** **Stern Drive / OMC 1964-1986** > - 120 > - 140 > - 160 > - 165 > - 175 > - 190 > - 235 > - 250 > - 260 > - 270 > - 280 > - 300 > - 305 > - 307 > - 350 > - 400 Serial numbers: - Model years 1964-1977: 120 - 9902180 - Model years 1978-1986: 120 - C856559 Production year(s): 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986 .

Is this manual suitable for beginners?

Yes, this OMC manual is designed for both professional technicians and DIY enthusiasts. It includes step-by-step procedures with clear illustrations and safety guidelines for Outboard maintenance and repair.

What file format will I receive?

You will receive this manual as a ZIP file (39.68 MB), which is compatible with all devices. The manual is fully searchable and printable for your convenience.

How quickly can I access the manual after purchase?

You'll receive instant access to your OMC Outboard manual immediately after payment completion. The download link is valid for 3 days, with lifetime re-download guarantee.

Can I print specific sections of the manual?

Absolutely! This digital manual allows you to print any section you need, from individual pages to complete chapters, making it perfect for workshop use.

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James T.says...
This service manual is a lifesaver for any OMC stern drive owner. The detailed sections on engine maintenance and troubleshooting are incredibly helpful. Plus, the download process was seamless, and my email inquiries were answered promptly! Highly recommend!