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Suzuki 20hp

(293 products available)

About suzuki 20hp

Types of Suzuki 20hp

There are several types of Suzuki 20hp engines, which are as follows:

  • DF20A

    This is a four-stroke outboard motor that offers 20hp of power. It is suitable for fishing and leisure activities. The engine is fuel efficient, quiet, and low in emissions. The motor comes with a 15-inch or 20-inch shaft length, which provides versatility for different boat sizes. It is also lightweight and easy to handle. The DF20A features an integrated fuel tank and a portable design, making it easy to transport and store. The motor is also equipped with a charging system that supports electronic devices.

  • DF20ATL

    This is a 4-stroke outboard motor engine that is renowned for its power, performance, and advanced technology. The engine features an innovative cooling system that improves its efficiency. The DF20ATL comes with a 20-inch shaft length and a lightweight design, making it easy to handle and install. It also has a counter-rotating propeller that provides better maneuverability and stability. The motor is equipped with a high-capacity charging system that supports electronic devices and accessories. It also features a tilt mechanism that allows for easy storage and transport.

  • DF20ATS

    This is a four-stroke outboard motor that is widely known for its powerful performance and advanced technology. The DF20ATS features a 25-inch shaft length, making it suitable for larger boats and offshore applications. The motor is equipped with a high-capacity charging system that supports electronic devices and accessories. It also has a cooling system that improves the engine's efficiency. The DF20ATS features a counter-rotating propeller, providing better maneuverability and stability.

Specification and maintenance of Suzuki 20hp

The following are some general specifications of the Suzuki DF20A and DF20AT models.

  • Engine type: The Suzuki 20 hp outboard motors have 4-stroke outboard engines with water-cooled, 4-cylinder, 16-valve engines.
  • Displacement: The engine has a displacement of 355 cm3.
  • Bore x Stroke: The engines have a bore and stroke measurement of 65 x 62 mm.
  • Fuel system: The Suzuki DF20A and DF20AT models use a Suzuki Precision Control (SPC) fuel system for better fuel efficiency.
  • Ignition system: The ignition system in these outboard motors is a Transistorized Magneto Ignition (TMI) system.
  • Starting system: The starting system for the Suzuki DF20A and DF20AT models is manual, electric, or both combined.
  • Gear ratio: The outboard motors have a gear ratio of 2.33:1, with forward, neutral, and reverse gears.
  • Suzuki 20 hp outboard motor cooling system: Water is used to cool the engine, and the cooling system has a thermostat.
  • Dimensions: The Suzuki 20 hp outboard motors have varying shaft lengths: 20A: 508 mm (20 in) 20AT: 635 mm (25 in) 20APT: 762 mm (30 in)
  • Total weight: The weight of the outboard motors also differs depending on the model.

    The Suzuki DF20A weighs 60 kg (132 lbs), while the DF20AT model weighs 61 kg (134 lbs).

  • Propeller size: The propeller size also varies for different models. 20A and 20APT: 3-blade propellers with a diameter and pitch of 11.5 x 11.5 in (29.2 x 29.2 cm) 20AT: 3-blade propeller with a diameter and pitch of 12.5 x 10 in (31.8 x 25.4 cm)
  • Fuel tank capacity: The fuel tank capacity for the Suzuki DF20A and DF20AT models is 12 liters (3.17 US gallons) and 25 liters (6.6 US gallons), respectively.
  • Oil capacity: The outboard motors have an oil capacity of 3.5 liters (3.7 US quarts) with an oil change.

Carrying out regular maintenance checks on the Suzuki 20 hp outboard motors is important to avoid costly repairs and downtime. The following are some general maintenance tips:

  • Check the motor oil: Before using the outboard motor, check the engine oil level and top up if necessary. This ensures that the engine runs smoothly, reducing the wear and tear of parts.
  • Inspect the fuel system: Regularly inspect the fuel system components such as fuel lines, fuel filters, and fuel tanks for leaks, cracks, and damage. Replace the damaged components to avoid engine performance issues.
  • Clean the cooling system: For proper cooling, clean the water intake screens and the cooling system components to remove debris and deposits.
  • Check the propeller: Inspect the propeller for damage, dings, and cracks. Replace the propeller if damaged.
  • Inspect the electrical system: Regularly check the electrical system components such as the battery, wiring, and connections to ensure that there are no loose connections, corrosion, or damage.
  • Check the engine performance: Monitor the engine performance and sounds during operation. This can help detect any changes that may indicate potential issues that need to be addressed.
  • Check the lubrication system: Ensure that all moving parts of the outboard motor are properly lubricated. This reduces friction and wear and tear of the motor components.
  • Inspect the body: Check the outboard motor exterior for cracks, damage, and corrosion. Repair or replace damaged components.

How to Choose Suzuki 20hp

Here are some factors to consider when choosing a suzuki 20hp outboard motor.

  • Fuel Efficiency

    Consider the fuel efficiency of the Suzuki 20hp outboard motors. Suzuki 20hp outboard motors are known for their fuel efficiency. However, the fuel efficiency may differ depending on the model. The fuel-efficient motors help save on fuel costs.

  • Weight and Size

    Consider the weight and size of the Suzuki 20hp outboard motor. A lightweight motor is ideal because it is easy to handle and install. Additionally, a lightweight motor is suitable for smaller boats because it does not weigh down the boat.

  • Starting System

    When choosing a Suzuki 20hp outboard motor, consider the starting system. Suzuki outboard motors have different starting systems, such as electric start and manual start. The manual start motors are suitable for occasional use because they are easy to operate and maintain. On the other hand, electric start motors are suitable for frequent use.

  • Gear Ratio

    Gear ratio is another factor to consider when choosing a Suzuki 20hp outboard motor. The gear ratio affects the performance of the outboard motor. A higher gear ratio is suitable for smaller boats because it provides more speed. On the other hand, a lower gear ratio is suitable for larger boats because it provides more torque.

  • Shaft Length

    Consider the shaft length when choosing a Suzuki 20hp outboard motor. The shaft length is important because it affects the performance of the motor. A longer shaft length provides better performance in rough waters. On the other hand, a shorter shaft length is suitable for calm waters.

  • Propeller Size

    Consider the propeller size when choosing a Suzuki 20hp outboard motor. A larger propeller provides more thrust. On the other hand, a smaller propeller offers better speed.

  • Accessories

    When choosing a Suzuki 20hp outboard motor, consider the available accessories. Suzuki 20hp outboard motors have different accessories, such as fuel tanks, propellers, and controls. Choose an outboard motor with the required accessories.

How to diy and replace suzuki 20hp

Replacing a Suzuki 20 HP outboard motor requires careful attention to detail to ensure compatibility and proper installation. Here are the steps to follow:

  • Select the Right Replacement:

    Choose a Suzuki DF20A or DF20ATS outboard motor as the replacement. Ensure that the new motor is of the same shaft length and rotation (standard or counter-rotation) as the old motor for compatibility.

  • Gather Necessary Tools and Materials:

    Tools: Wrenches, sockets, screwdrivers, pliers, torque wrench, propeller installation tool, etc. Materials: Suzuki-approved marine grease, engine oil, lower unit oil, cooling system flush kit, etc.

  • Prepare the Boat:

    Disconnect the battery and electrical connections to the old motor. Drain the fuel from the old motor and dispose of it according to local regulations. Remove any accessories, such as a fuel tank, steering connections, and control cables, from the old motor.

  • Remove the Old Motor:

    Loosen the mounting bolts or clamps that secure the old motor to the transom. With the help of another person, carefully lift the old motor off the transom and set it aside.

  • Install the New Motor:

    With the help of another person, carefully lower the new motor onto the transom. Center the motor and ensure it is at the recommended transom height. Tighten the mounting bolts or clamps to secure the motor to the transom.

  • Reconnect Controls and Accessories:

    Reconnect the steering system, throttle control cables, and electrical connections (e.g., battery, navigation lights, etc.) to the new motor. Follow the control cable routing instructions in the owner's manual to ensure proper operation.

  • Fill with Fluids:

    Fill the new motor's fuel tank with the appropriate fuel mix (as per Suzuki's specifications). Fill the lower unit with lower unit oil and check for leaks. Use Suzuki-approved marine grease on the steering and throttle control cable fittings.

  • Perform Pre-Operation Checks:

    Check all connections (fuel, electrical, cooling, etc.) for leaks or loose connections. Ensure the propeller is correctly installed and in good condition. Verify that the motor's controls (throttle, shift, etc.) operate smoothly and correctly.

  • Test Run:

    Before heading out, perform a test run with the new motor while still on land. Check for any unusual noises, vibrations, or warning lights on the control panel. Monitor the motor's performance and make any necessary adjustments.

Q and A

Q: Is the Suzuki 20hp motor good for saltwater?

A: Yes, the Suzuki 20hp is a good engine for saltwater use. However, it is important to choose a Suzuki 20hp outboard motor specifically designed or coated for saltwater environments. These motors have extra corrosion resistance features to withstand the harsh saltwater conditions and reduce rust and degradation of the engine parts.

Q: How many hours can a Suzuki 20hp outboard last?

A: The Suzuki 20hp outboard can have an average of 1500 to 2000 hours, depending on the maintenance and usage.

Q: Why is suzuki 20hp outboard so hard to start?

A: There are various reasons as to why suzuki 20hp outboard is hard to start. Some of the causes include: Low or depleted fuel in the tank, clogged fuel lines or filters, bad fuel, dirty spark plugs, worn out or damaged starter components, and many more. It is advisable to check all the above mentioned and rectify them in order for the outboard to start with ease.