Mercury Mariner Outboard 40hp Marathon & Sea Pro 2 Stroke Service Repair Manual Download 1997 Onwards PDF

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🏷️ Basic Information Identification Make: Mercury Model: Mariner Outboard Variant: 40hp Marathon & Sea Pro Year Range: 1997 Onwards 📋 Manual Details Publication Manual Type: Service Repair Workshop Manual Language:...

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Type: Engine

Vendor:

Sku: 27544

Tags: 1997 40hp Marathon 40hp Sea Pro Beta Marine Engine Inboard Engines Marine Mercury Mariner

Product variants

Description

🏷️ Basic Information

Identification

Make:

Mercury

Model:

Mariner Outboard

Variant:

40hp Marathon & Sea Pro

Year Range:

1997 Onwards

📋 Manual Details

Publication

Manual Type:

Service Repair Workshop Manual

Language:

English

Format:

⚙️ Engine Specifications

General

Engine Type:

2-Stroke

Horsepower:

Number Of Cylinders:

Bore:

90 mm (3.54 in)

Stroke:

70 mm (2.76 in)

Displacement:

1336 cc (81.5 cu. in.)

Lubrication

Oil Type:

NMMA Certified 2-stroke Outboard Oil

Fuel Mixture Ratio:

50:1 (Fuel:Oil)

🔧 Transmission

Gearcase

Gearcase Ratio:

1.83:1 (24:13)

Gearcase Oil Type:

Mercury High Performance Gearcase Lubricant

🔧 Maintenance

Spark Plugs

Recommended Spark Plug:

NGK BUZHCS

Spark Plug Gap:

0.035 in (0.9 mm)

Fuel Filter

Fuel Filter Replacement:

As needed or annually

Gearcase Oil

Gearcase Oil Capacity:

Approx. 280 ml (9.5 fl oz)

📄 Cooling System

General

Cooling Method:

Water Cooled

📄 Ignition System

General

Ignition Type:

CDI (Capacitor Discharge Ignition)

📄 Electrical System

Charging

Alternator Output:

10 Amps / 160 Watts

📄 Fuel System

Carburetion

Carburetor Type:

3 Carburetors

📄 Propeller

Options

Standard Propeller Pitch:

Varies by application (typically 11" - 15")