1986 Johnson 70 HP Outboard Motor

The 1986 Johnson 70 HP Outboard Motor is a remarkable piece of machinery that has been a favorite among boating enthusiasts for decades. This powerful outboard motor is designed for small to medium-sized boats, making it a popular choice for fishing, water sports, and leisurely cruises. 

What is an Outboard Motor?

Before we dive into the specifics of the Johnson 70 HP, let’s understand what an outboard motor is. An outboard motor is a type of engine that is mounted on the outside of a boat. It provides the power needed to move the boat through the water. Outboard motors are popular because they are easy to install, maintain, and can be removed when not in use.

Key Features of the 1986 Johnson 70 HP Outboard Motor

1. Power and Performance

The 70 HP (horsepower) rating of this motor means it has enough power to propel small to medium boats at good speeds. This makes it perfect for various activities like fishing, water skiing, or just cruising around the lake. The motor has a three-cylinder design, which helps it run smoothly and efficiently.

2. Two-Stroke Engine

The Johnson 70 HP is a two-stroke engine. This means that it completes a power cycle in two movements of the piston, allowing for a more powerful output. Two-stroke engines are known for their lightweight and high power-to-weight ratio, making them ideal for smaller boats.

3. Cooling System

One of the essential features of the Johnson 70 HP is its water cooling system. This system keeps the engine cool while it runs, preventing overheating. The motor draws water from the lake or ocean and uses it to cool the engine, ensuring it operates efficiently.

4. Fuel Efficiency

This outboard motor uses a gasoline and oil mixture for fuel. While two-stroke engines are generally less fuel-efficient than four-stroke engines, the Johnson 70 HP is designed to provide a good balance between power and fuel consumption. This means you can enjoy longer trips on the water without constantly refueling.

5. Easy Maintenance

One of the best things about the 1986 Johnson 70 HP is that it is relatively easy to maintain. Many boaters appreciate this feature because it means they can spend more time enjoying their boat and less time fixing it. Regular maintenance tasks, such as changing the oil and checking the fuel mixture, can be done without much hassle.

Benefits of the Johnson 70 HP Outboard Motor

1. Versatility

The Johnson 70 HP is versatile and can be used for various boating activities. Whether you are fishing in a quiet lake or taking your friends out for a day of water skiing, this motor can handle it all. Its power and reliability make it a great choice for many boaters.

2. Lightweight Design

This motor is relatively lightweight compared to larger outboard motors. This feature makes it easier to lift and install on your boat. A lighter motor also means better fuel efficiency and easier handling on the water.

3. Durability

The Johnson brand is known for its durability, and the 1986 model is no exception. Built with high-quality materials, this motor can withstand the harsh conditions of saltwater and freshwater environments. With proper care, it can last for many years, making it a good investment for boat owners.

4. Affordability

Since the 1986 Johnson 70 HP is an older model, it is often more affordable than newer outboard motors. This makes it an excellent option for those who want a reliable motor without breaking the bank. You can often find used models in good condition at reasonable prices.

Specifications of the 1986 Johnson 70 HP Outboard Motor

Here are some key specifications of the Johnson 70 HP:

• Engine Type: Two-stroke
• Number of Cylinders: 3
• Horsepower: 70 HP
• Weight: Approximately 150-160 lbs (68-73 kg)
• Fuel Type: Gasoline and oil mixture
• Cooling System: Water-cooled
• Starting System: Manual or electric start options

These specifications show that the Johnson 70 HP is designed to provide a good balance of power, efficiency, and ease of use.

How to Use the Johnson 70 HP Outboard Motor

Using the Johnson 70 HP outboard motor is straightforward. Here are some simple steps to follow:

1. Preparation

Before you head out on the water, make sure your motor is in good condition. Check the oil and fuel levels, and ensure the water cooling system is functioning correctly.

2. Starting the Motor

If your motor has an electric start, simply turn the key to start it. If it’s a manual start, pull the starter cord until the engine starts. Always make sure the motor is in neutral before starting.

3. Adjusting the Throttle

Once the motor is running, you can adjust the throttle to control your speed. Start slowly to get a feel for how the boat handles, then increase the throttle as needed.

4. Navigating

Use the steering wheel to navigate your boat. Remember to be cautious of other boats, swimmers, and obstacles in the water.

5. Shutting Down

When you’re done for the day, reduce the throttle to idle, then turn off the motor. Make sure to flush the cooling system with fresh water if you’ve been in saltwater.

Common Issues and Troubleshooting

Like any machine, the Johnson 70 HP may encounter some problems. Here are a few common issues and how to troubleshoot them:

1. Engine Won’t Start

• Check Fuel: Ensure you have enough fuel and that it is mixed correctly with oil.
• Inspect the Battery: If you have an electric start, check the battery charge.
• Examine the Spark Plug: A dirty or damaged spark plug can prevent starting. Clean or replace it if necessary.

2. Overheating

• Check Cooling System: Make sure the water intake is not clogged with debris. Clear any blockages to allow proper cooling.
• Inspect Water Pump: If the water pump is not functioning, it may need to be replaced.

3. Poor Performance

• Fuel Quality: Ensure you are using fresh fuel. Old or contaminated fuel can affect performance.
• Propeller Condition: Inspect the propeller for damage. A damaged propeller can reduce speed and efficiency.

Conclusion

The 1986 Johnson 70 HP Outboard Motor is a fantastic choice for anyone looking for a reliable and powerful motor for their boat. With its lightweight design, easy maintenance, and versatility, it has become a favorite among boaters for many years. Whether you’re fishing, skiing, or just enjoying a day on the water, this motor can help you make the most of your boating experience.

By understanding its features, benefits, and how to use it, you can appreciate why the Johnson 70 HP remains a popular choice for boating enthusiasts. If you’re considering getting one, you’ll be investing in a motor that has stood the test of time and continues to deliver great performance on the water.

• Model: 1986 Johnson 70 HP
• Brand: