EVINRUDE / JOHNSON 584583 Up Electric Start Flywheel 9.9/15

( Brand: Evinrude / Johnson ), ( Manufacturer Part Number: 584583 ), ( Part Type: Start Flywheel ), ( Warranty: 30 Day ), ( Country Of Origin: United States )

Review EVINRUDE / JOHNSON Up 9.9/15 Electric Start Flywheel fits 1993

The **Evinrude Johnson 584583 1993 UP 9.9/15 Electric Start Flywheel** is a classic, high-performance outboard motor that embodies the reliability and power of a bygone era while offering the convenience of modern electric start technology. Originally designed for use on mid-sized boats ranging from fishing vessels to cruisers, this 9.9 horsepower (9.9 HP) engine delivers a balanced blend of efficiency and raw performance, making it ideal for both recreational and light-duty applications. The **UP (Universal Power)** designation indicates its compatibility with a wide range of boat sizes and configurations, ensuring versatility for a variety of watercraft. With a **15-inch flywheel**, this motor provides a robust foundation for mounting and drive shaft connections, allowing for smooth and durable operation even under demanding conditions.

This engine features a **two-stroke gasoline combustion system**, which was revolutionary in its time for its simplicity and power output. The **electric start** capability an advanced feature for its era eliminates the need for manual recoil pulls, offering a more convenient and user-friendly experience. The **cast aluminum cylinder and piston** construction ensures durability and heat resistance, while the **pressure-lubricated crankshaft** and **hypoid gear reduction** contribute to long-lasting performance and reduced wear. The **fuel-injected carburetion** (where applicable, depending on model year modifications) enhances throttle response and fuel efficiency, providing a smoother ride and better control over engine output.

Built with **marine-grade materials**, this Evinrude Johnson motor is designed to withstand the rigors of saltwater and freshwater environments, though regular maintenance is essential for optimal longevity. The **direct-drive or gearcase options** (depending on the specific application) allow for flexibility in boat setup, whether for direct shaft drive or through a reduction gear for added torque. The **chrome-plated cowling** not only adds a classic aesthetic but also protects internal components from corrosion and debris, ensuring the engine remains in peak condition. While this motor is no longer in active production, its robust design and proven track record make it a sought-after choice for boat enthusiasts looking to restore or upgrade older vessels with a dependable, high-performance outboard.

For collectors, restorers, and boating purists, the **1993 Evinrude Johnson 584583** represents a perfect marriage of vintage engineering and functional reliability. Its **electric start flywheel** makes it a standout among older models, offering a blend of nostalgia and modern convenience. Whether used in a classic fishing boat, a small cruiser, or a restored classic, this engine delivers the power and character that define the golden age of outboard motors. With proper care and maintenance, it remains a testament to the enduring legacy of Evinrude Johnson s innovation in marine propulsion.

### **Pros and Cons of Buying a 1993 Evinrude Johnson 584583 UP 9.9/15 HP Electric Start Flywheel Outboard Motor**

1. **Reliability and Durability** The 9.9/15 HP Evinrude Johnson two-stroke outboard from the early 1990s is a well-built, simple engine designed for small boats. Many of these motors were built to last, especially if maintained properly. The electric start feature makes it more convenient than a pull-start model.

2. **Fuel Efficiency** Two-stroke engines like this one are known for their simplicity and fuel efficiency, especially when running at moderate loads. They consume less fuel than modern four-stroke outboards of similar horsepower.

3. **Low Maintenance Requirements** Compared to modern outboards, these older two-strokes have fewer electronic components, reducing the risk of complex failures. Basic maintenance (oil changes, spark plug checks, and carburetor adjustments) keeps them running well.

4. **Affordability** Used models of this engine are typically very cheap, often under $200 $500 depending on condition. This makes it an attractive option for budget-conscious buyers, especially for small fishing boats, canoes, or kayaks.

5. **Electric Start Convenience** The electric start feature eliminates the need for a pull cord, which can be a significant advantage for older operators or those who prefer ease of use.

6. **Compatibility with Small Boats** The 9.9/15 HP range is ideal for lightweight boats (under 1,500 lbs), making it suitable for canoes, small fishing boats, or personal watercraft (though not for high-speed applications).

7. **Parts Availability** While not as widely available as newer models, parts for this engine are still accessible through marine supply stores, eBay, or Evinrude/Johnson dealers. Common wear items like spark plugs, carburetor parts, and flywheel covers are easy to find.

8. **Proven Performance** The 9.9/15 HP range was designed for steady, reliable power rather than high-speed racing. It performs well for trolling, light fishing, or leisure cruising in calm waters.

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1. **Environmental Concerns** Two-stroke engines like this one burn oil mixed with gasoline, which releases unburned hydrocarbons and oil into the water. While they are less polluting than older models without oil injection, they are still less environmentally friendly than modern three-stroke or four-stroke outboards.

2. **Higher Fuel and Oil Consumption** Two-strokes require a 50:1 gasoline-oil mix, meaning you spend more on fuel and oil than with a four-stroke. Over time, this adds up in operating costs.

3. **Limited Power for Larger Boats** At 9.9 15 HP, this engine is only suitable for very small boats. Attempting to run it on a larger vessel (e.g., a 12 ft boat) will result in poor performance, excessive strain, and potential damage.

4. **Outdated Technology** The engine lacks modern features like digital ignition, fuel injection, or advanced diagnostics. This means troubleshooting issues can be more time-consuming and relies on traditional mechanical knowledge.

5. **Potential for Wear and Tear** Being an older model, the engine may have accumulated wear in critical components like the piston, crankshaft, or flywheel. A thorough inspection is necessary before purchase to avoid hidden problems.

6. **Limited Electric Start Reliability** While electric start is convenient, older starters can fail over time, especially if the battery is weak or the starter motor is worn. Replacing the starter or battery may be necessary.

7. **Noise and Vibration** Two-stroke engines are generally louder and vibrate more than modern four-strokes. This can be noticeable in quiet environments and may not be ideal for extended use.

8. **Resale Value** Older two-stroke outboards, especially those with high mileage, have little to no resale value. If you plan to upgrade later, you may struggle to recoup any investment.

9. **Regulatory Restrictions** Some marinas, lakes, or states have banned or restricted two-stroke engines due to environmental concerns. Before purchasing, check local regulations to ensure compliance.

10. **Difficulty Finding Skilled Mechanics** While basic repairs are manageable, finding a mechanic familiar with older two-stroke outboards can be challenging compared to modern engines.

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The 1993 Evinrude Johnson 584583 UP 9.9/15 HP electric start outboard is a solid, budget-friendly choice for small boats, particularly if you prioritize simplicity, low cost, and basic functionality. It excels in applications where power demands are minimal such as trolling, fishing in calm waters, or use on lightweight canoes or kayaks. However, its environmental drawbacks, higher operating costs, and lack of modern features make it less ideal for eco-conscious buyers or those who plan to use it on larger or faster boats.

If you are looking for a **temporary, low-cost solution** for a small boat and are willing to accept its limitations, this engine is a viable option. However, if you anticipate heavier use, plan to upgrade in the future, or care about environmental impact, a modern four-stroke outboard (even a used one) may be a better long-term investment.

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- You need a **cheap, reliable motor** for a small boat (under 1,000 lbs).

- You are comfortable with **basic maintenance** (oil changes, spark plugs, carburetor adjustments).

- You plan to use it **occasionally** in calm waters (e.g., fishing, canoeing).

- You find a **well-maintained unit** with minimal rust or wear.

- You want **modern reliability and fuel efficiency** (consider a used four-stroke instead).

- You plan to use it on **larger or faster boats** (it lacks sufficient power).

- You are **environmentally conscious** and prefer cleaner-burning engines.

- You cannot commit to **regular upkeep** (rust, oil leaks, and wear will degrade performance quickly).

- If budget allows, a **used four-stroke outboard** (e.g., Yamaha 10 15 HP) offers better fuel efficiency, lower emissions, and longer lifespan.

- For a **temporary solution**, a **small electric trolling motor** (e.g., 30 50 lbs thrust) may be more practical for very light use.

- If you find a **rebuilt or restored** version of this engine, it could be a better long-term investment than a neglected original.

Ultimately, this engine is best suited for **budget-conscious, low-demand applications** where cost and simplicity outweigh modern conveniences. Always inspect it thoroughly before purchase, including checking for rust, oil leaks, and starter functionality.

Details:

The Johnson Evinrude 1993 up 9.9/15 Electric Start Flywheel 513971 is a genuine part manufactured by Evinrude/Johnson in the USA.

part #: 584583 prices

• $60.00-$125.00

specifications ouboaen:

• for makes: Evinrude
• for years: 1993
• brand: Evinrude / Johnson
• mpn: 584583
• part type: Start Flywheel
• warranty: 30 Day
• country of origin: United States

returns ouboaen:

• time: 14 Days
• policy: Returns Accepted
• paid by: Buyer

offer ouboaen:

• options: Ship-to-home
• started: March 31, 2026
• availability: In Stock
• quantity: 2
• sold: 0

general ouboaen:

• condition: Used
• Boat Parts > Outboard Engines Components > Other

payments ouboaen:

• money order
• other
• wallet: Apple-pay
• credit card: Mastercard

shipping ouboaen:

• transit: 6-11 Days
• carrier: USPS
• type: Calculated
• service: USPS Ground Advantage
• class: Standard
• cost: $8.10

seller ouboaen:

• # reviews: 169
• rating: 100.0%
• city: Sulphur, Louisiana

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