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MERCURY Outboard Manual Catalog Merc 90-90694 4.5

fits model: Merc. make: Mercury. year: 1974–1979.

90-90694 Mercury 90694 1979 Merc 4.5 Hp Model Outboard Parts Manual Catalog

( Part Type: Hp Manual ), ( Manufacturer Part Number: 90694 ), ( Engine Hp : 4.5 ), ( Media Type: Parts Manual ), ( Publisher: Mercury Marine )

Review MERCURY 4.5 Hp Model Outboard Parts Manual Catalog fits MERC 1974–1979

The Mercury 90-90694 4.5 HP Outboard is a compact and powerful engine designed for small watercrafts. This engine is a part of Mercury's long-standing tradition of delivering reliable and efficient outboard motors.

The 4.5 HP Outboard features a simple and robust design, making it an excellent choice for anglers, sailors, and recreational boaters. With a displacement of 51.5 cubic inches, this engine delivers a peak horsepower of 4.5 at 5600 RPM. Its weight of only 57.3 lbs (26 kg) makes it easy to transport and install on various watercrafts.

The Mercury 90-90694 uses a two-stroke engine design, which allows for a simpler and lighter construction compared to four-stroke engines. It comes with a manual start system, featuring a recoil starter. The engine offers a flexible mounting system that can be used for various transom heights and boat configurations.

The 4.5 HP Outboard is designed to be fuel-efficient. It uses a carburetor for fuel delivery and comes with a manual choke system for easy starting in cold conditions. The engine's air-cooled design ensures that it remains cool during operation, even when pushed to its limits.

The Mercury 90-90694 comes with a manual gear shift system. It offers a forward gear ratio of 2.5:1 and a reverse gear ratio of 1.66:1, providing ample power for maneuvering in tight spaces or navigating against strong currents.

The engine's powerhead is built using high-quality materials and features a durable, corrosion-resistant coating to ensure longevity. The Mercury 90-90694 is backed by Mercury's industry-leading customer support and service network, ensuring that owners can quickly and easily access parts and repairs when needed.

In summary, the Mercury 90-90694 4.5 HP Outboard is a versatile, reliable, and powerful engine designed for small watercrafts. Its simple design, fuel efficiency, and robust construction make it an ideal choice for anglers, sailors, and recreational boaters looking for a reliable and efficient engine for their watercraft.

Mercury 4.5 HP Outboard Motor (Model 90-90694): A Comprehensive Analysis

The Mercury 4.5 HP Outboard Motor (Model 90-90694) is a popular choice for small boats and personal watercraft. This manual catalog outlines the features, benefits, and potential drawbacks of this model to help you make an informed decision.

Features:

1. Compact and lightweight design, making it ideal for smaller boats and portable use.

2. Two-stroke engine with a simple carburetor setup for easy maintenance.

3. Adjustable trim system for optimal performance in various water conditions.

4. High-performance propeller for improved acceleration and top speed.

Benefits:

1. Affordable price point, making it an accessible option for budget-conscious consumers.

2. Easy to handle and maneuver due to its lightweight design.

3. Minimal maintenance requirements, as it is a two-stroke engine.

4. Versatile application, suitable for various types of small watercraft.

Drawbacks:

1. Lower fuel efficiency compared to four-stroke engines, resulting in more frequent refueling.

2. Higher emissions due to the two-stroke design, which may not be environmentally friendly.

3. Lack of advanced features found in more expensive models, such as electronic fuel injection or digital gauges.

4. Requires regular tune-ups to ensure proper performance and prevent damage.

Conclusion:

The Mercury 4.5 HP Outboard Motor (Model 90-90694) is a solid choice for those in need of an affordable, lightweight, and easy-to-maintain outboard motor. Its compact design and adjustable trim system make it a versatile option for various watercraft applications. However, its lower fuel efficiency, higher emissions, and lack of advanced features may be drawbacks for some consumers.

Recommendation:

If you are looking for an affordable, lightweight, and easy-to-maintain outboard motor for a small boat or personal watercraft, the Mercury 4.5 HP Outboard Motor (Model 90-90694) is a worthwhile consideration. However, if fuel efficiency, advanced features, or reduced emissions are priorities, you may want to explore other options, such as a four-stroke engine or a more expensive outboard motor model.

part # 90694 prices

  • $22.00-$44.00

specifications crafttract:

  • for models: Merc
  • for makes: Mercury
  • for years: 1974-1979
  • part type: Hp Manual
  • manufacturer part number: 90694
  • engine hp : 4.5
  • media type: Parts Manual
  • publisher: Mercury Marine

general crafttract:

  • Parts Accessories > Manuals Literature > Boats Watercraft
  • condition: Used

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  • started: September 23, 2025
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for models: merc, for makes: mercury, for years: 1974-1979, part type: hp manual, engine hp: 4.5, media type: parts manual, publisher: mercury marine,
category: boat parts > manuals literature > boats watercraft, sku: 1268565320794631,

Mercury 90694 Is Similar To:

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5 offers $22.00–$44.00 USD
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  • Offer #4: $44.00 price + free delivery = $44.00* total. Impeller 47-89981 18-3039 9-45305 47-65957 x2PCS. Convient pour moteur hors-bord MERCURY 4-40 HP Impeller 47-89981 18-3039 9-45305 47-65957 x2PCS Passend f r MERCURY Au enborder 4-40 PS Impeller 47-89981 18-3039 9-45305 47-65957 x2PCS Compatible con fueraborda MERCURY 4-40 HP Impeller 47-89981 18-3039 9-45305 47-65957 x2PCS Adatto per motore fuoribordo MERCURY 4-40 HP Impeller 47-89981 18-3039 9-45305 47-65957 x2PCS Compat vel com motor de popa MERCURY 4-40 HP Impeller 47-89981 18-3039 9-45305 47-65957 x2PCS Geschikt voor MERCURY buitenboordmotor 4-40 PK Impeller 47-89981 18-3039 9-45305 47-65957 x2PCS Pasuje do silnika zaburtowego MERCURY 4-40 KM Impeller 47-89981 18-3039 9-45305 47-65957 x2PCS MERCURY 4-40.FREE SHIPPING
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