ELGIN 571.58782 Outboard Boat Motor Magneto Plate 7.5HP

( Brand: Elgin ), ( Manufacturer Part Number: 571.58782 ), ( Part Type: 5hp Motor Magneto Plate ), ( Country Of Origin: United States )

Review ELGIN Vintage 7.5hp Outboard Boat Motor Magneto Plate Assembly fits 1957

The **Elgin 571.58782 1957 7.5 Horsepower Outboard Boat Motor Magneto Plate** is a rare and highly sought-after component from one of the most iconic eras of small outboard motor manufacturing. Produced by the Elgin Manufacturing Company in the late 1950s, this magneto plate is a critical part of the motor s ignition system, responsible for generating the high-voltage spark necessary to ignite the fuel-air mixture in the engine s cylinders. Dating back to 1957, this specific model reflects the engineering prowess of an era when outboard motors were transitioning from simple, low-power units to more refined, reliable machines capable of handling recreational boating with greater efficiency. The magneto plate itself is a precision-crafted assembly, typically featuring a robust cast-iron or steel base with embedded magnets and a coil winding system designed to produce consistent, high-energy sparks. These components were essential for ensuring smooth operation, especially in older motors where electronic ignition systems were not yet standard. Collectors and restorers of vintage outboards prize this part for its historical significance, as Elgin motors from this period were known for their durability and innovative design. Whether used in a classic 7.5 HP Elgin outboard for restoration purposes or sought after by enthusiasts for its nostalgic value, this magneto plate embodies the mechanical ingenuity of mid-century marine engineering. Its inclusion in a properly maintained or restored motor can significantly enhance both performance and authenticity, making it a valuable piece for anyone passionate about preserving the legacy of early outboard technology.

The Elgin 571.58782 outboard motor from 1957, a 7.5 HP magneto-powered unit, is a classic example of vintage marine propulsion. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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1. **Historical and Collectible Value** This motor is a rare and well-preserved example of early outboard design, particularly from the 1950s, when Elgin was a prominent manufacturer. For collectors of vintage marine engines, it may hold significant value, especially if it is in excellent condition or has historical documentation.

2. **Simplicity and Durability** Early outboard motors like this one were built with straightforward mechanics, often featuring fewer components than modern engines. If well-maintained, they can be reliable for short-term use, particularly in calm waters. The magneto ignition system, while less efficient than modern electronic ignition, was robust for its time.

3. **Aesthetic Appeal** The design of this motor reflects the mid-20th-century craftsmanship and styling of the era. For enthusiasts who appreciate classic aesthetics, it may serve as an attractive centerpiece for a restored boat or display.

4. **Potential for Restoration** If the motor is in need of repair, restoring it can be a rewarding project for someone with mechanical skills. Parts may be available through vintage marine suppliers or Elgin enthusiast groups, though sourcing may be challenging.

5. **Low Operating Costs (if functional)** Since these motors are small and simple, fuel consumption is minimal compared to larger modern engines. If running properly, they can be economical for occasional use.

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1. **Reliability and Maintenance Issues** Vintage outboards, especially those from the 1950s, are prone to wear and tear. The magneto system, while durable, can develop problems over time, such as misfires, weak spark, or complete failure. The lack of modern diagnostics makes troubleshooting difficult. Rust, worn gaskets, and corroded components are also common concerns.

2. **Limited Performance** A 7.5 HP motor is extremely underpowered by today s standards. It will struggle in any but the calmest conditions, such as flatwater lakes or slow-moving rivers. Even in ideal conditions, it will not provide sufficient speed or power for practical boating.

3. **Fuel and Emissions Concerns** Older outboards often run on leaded fuel, which is no longer widely available and can damage modern fuel systems if mixed with unleaded gasoline. Additionally, these engines produce significantly more pollution than modern, emissions-compliant motors, making them unsuitable for environmentally sensitive areas.

4. **Parts and Service Challenges** Finding replacement parts for a 1957 Elgin motor can be difficult. While some suppliers specialize in vintage marine parts, many components may be obsolete or require custom fabrication. Service technicians with experience in older outboards are also scarce.

5. **Safety Risks** The lack of modern safety features, such as reliable bilge pumps, adequate cooling systems, or fail-safes for ignition, increases the risk of mechanical failure while on the water. A breakdown in open water could be dangerous, especially if the motor is the only propulsion system.

6. **Legal and Regulatory Restrictions** Many boating jurisdictions have strict regulations on older, polluting engines. Some may require modern emissions controls or prohibit the use of leaded fuel. Operating this motor could result in fines or restrictions, particularly in protected waterways.

7. **High Cost of Restoration vs. Value** If the motor is not in pristine condition, restoring it to full functionality may cost more than its resale or collectible value. Labor, parts, and expertise for vintage engines can be expensive, and the return on investment may not justify the effort.

8. **Compatibility Issues** Modern boats often require specific power ratings, electrical systems, or mounting configurations that may not align with this vintage motor. Retrofitting it to a newer boat could be impractical or unsafe.

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The Elgin 571.58782 1957 7.5 HP outboard motor is a fascinating piece of marine history with undeniable charm and collectible potential. However, its practical utility is severely limited by its age, power output, and maintenance challenges. For someone seeking a functional boat motor, this engine is not a viable choice due to its inability to handle real-world boating demands. For collectors, restorers, or enthusiasts who prioritize historical preservation over performance, it may hold niche appeal but even then, the costs and complexities of maintaining it should not be underestimated.

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- **If you are a collector or restorer:** Purchase the motor if you have the skills, resources, and passion to restore and preserve it as a static display or functional piece for occasional use in ideal conditions. Join vintage marine forums or groups to connect with others who may have experience with Elgin motors and access to parts.

- **If you are looking for a practical boat motor:** Do not consider this motor for serious boating. Modern outboards, even small ones, offer far greater reliability, performance, and safety. Invest in a modern 5 15 HP outboard that meets current emissions standards and is compatible with your boat s needs.

- **If you are unsure:** Test the motor thoroughly before committing to purchase. Consult with a marine mechanic experienced in vintage engines to assess its condition and feasibility for restoration. Weigh the potential resale or collectible value against the costs of bringing it back to life.

Ultimately, this motor is best suited for those who appreciate its historical significance over its functional value. For everyone else, modern alternatives are far more practical.

Details:

Used condition and shows some marks wear from handling use over the years. See pictures. For sale is a magneto plate assembly off of vintage 1957 Elgin model 571.58782 7.5hp Outboard boat motor.

part #: 57158782 prices

• $6.00-$16.00

specifications ouboaen:

• for years: 1957
• brand: Elgin
• mpn: 571.58782
• part type: 5hp Motor Magneto Plate
• country of origin: United States

payments ouboaen:

• other
• wallet: Apple-pay
• credit card: Discover

returns ouboaen:

• policy: No Returns

shipping ouboaen:

• service: USPS Ground Advantage
• cost: $12.00
• transit: 3-6 Days
• class: Standard
• type: Fixed
• carrier: USPS

seller ouboaen:

• # reviews: 4072
• rating: 99.9%
• city: Forest Lake, Minnesota

general ouboaen:

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

offer ouboaen:

• started: May 8, 2026
• sold: 0
• quantity: 1
• options: Ship-to-home
• availability: In Stock
• best offers: True

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