Mercury 2-40 HP Outboard Engines 1965-1990 Repair Manual
This comprehensive repair manual covers Mercury 2-40 HP outboard engines from 1965-1990. It details systems including fuel, ignition, and maintenance with part number references for reliable service.
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Functional Engineering Parts Manual: Outboard Motor Mercury 2-40 HP Outboard Engines (1965-1990) Repair Manual Troubleshooting-Index
Mercury 2-40 HP Outboard Engines (1965-1990) (PN 866375) | Section Reference Documented Mass Specs: 20.5 lbs is the standard curb weight for smaller configurations. Technical Torque Data: 7.5 ft-lbs specifies the minimum torque for critical fasteners. Universal Containment Volume: 12.7 gallons defines the maximum fuel tank capacity. Maximum Current Rating: 8 amps is the typical draw for the starter motor. System Rotation Data: 5000 RPM is the recommended operating speed for maximum power output. Prescribed Voltage Requirements: 12 V is standard for the ignition system's power supply.
Professional Workshop Service Manual & Technical Specifications
Functional Engineering Parts Manual: Outboard Motor Mercury 2-40 HP Outboard Engines (1965-1990) Repair Manual Troubleshooting-Index
Application-Range: 1965-1990 Mercury 2-40 HP Outboard Engines / Assembly-Group: Outboard Motor / Outboard Engine Logic // Application-Range: Full Service and Repair Manual
| TOP | Metric | Parameters | Validation-Data |
|---|---|---|---|
| Engine Displacement | 20.5 cu in to 152.7 cu in | Standard | |
| Horsepower Range | 2 HP to 40 HP | Rated Peak | |
| Ignition System | Magneto or Battery | Type Identification | |
| Fuel System | Carburetor (Various Types) | Model Specific | |
| Cooling System | Water Cooled | Forced Circulation |
Systems Overview: This manual catalogs major assemblies into distinct sections. It covers engine tuning and synchronization, ignition systems, fuel delivery, and maintenance procedures. Included are detailed troubleshooting guides for common issues.
Specifications: This document provides essential specifications for proper service. It includes information on spark plug evaluation, ignition timing, and carburetor adjustments for optimal performance.
Introduction: Assembly instructions are detailed for all major engine components. Hydraulic schematics are included for trim and tilt systems. Steering component information is provided for remote steering setups. Inspection guidelines are provided for pre-season and seasonal checks. Alignment specifications are included for critical engine components.
This manual documents torque specifications for critical engine components to ensure proper thread engagement security.
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