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1964-1986 OMC Stern Drive service manual Preview image 1
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1964-1986 OMC Stern Drive service manual

Models covered in this 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

File specifications

File size: 39.68 MB
File type: ZIP
Language: English

Printable: Yes
Estimated download time: 0.81 Minutes
$13.99 Instant Download

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Product 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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