MERCURY 398-1336 Flywheel Starter Plate Motor Outboard

( Manufacturer Part Number: 398-1336 ), ( Part Type: Flywheel Starter Plate Motor ), ( Country Of Origin: United States )

Review MERCURY Flywheel Starter Plate 2014 Motor Outboard fits MARK 1956–2025

The **Mercury 398-1336 1956 25 Flywheel Starter Plate with 20144 Motor** is a meticulously crafted, high-performance replacement component designed specifically for classic and modern Mercury outboard engines, bridging the gap between vintage and contemporary technology. This starter assembly combines a robust **1956-style 25 flywheel starter plate**, a hallmark of early Mercury outboard reliability, with a **modern 20144 electric motor**, ensuring seamless integration with both older and newer engine models. The flywheel starter plate features a durable, cast-iron construction with precision-machined mounting surfaces, allowing for a secure and vibration-resistant fit to the engine s crankshaft. Its classic design not only preserves the authenticity of older engines but also ensures compatibility with aftermarket modifications and restoration projects. The integrated **20144 electric motor** delivers efficient, high-torque starting performance, leveraging advanced winding technology for consistent cranking power in all conditions whether in cold starts, high-load conditions, or after prolonged periods of inactivity. This starter assembly is engineered to withstand the demands of frequent use, with reinforced brushes, a sealed commutator, and corrosion-resistant components to endure saltwater exposure, humidity, and the rigors of marine environments. Ideal for boat owners seeking to restore or upgrade their Mercury outboards whether a 1950s-era classic or a modern model with retro styling this starter plate and motor combination offers a perfect blend of heritage engineering and contemporary functionality. Perfect for mechanics, DIY enthusiasts, and marine professionals, it ensures reliable ignition every time, making it an indispensable part of any outboard maintenance or restoration toolkit.

### Pros and Cons of Buying a Mercury 398-1336 (1956-25 Flywheel Starter Plate, 20144 Motor) Outboard Motor

1. **Classic and Collectible Value** This motor is from the mid-20th century, making it a sought-after piece for vintage boat enthusiasts and collectors. Its historical significance and rarity can increase its value over time, especially if well-maintained.

2. **Potential for Restoration and Customization** Older Mercury outboards, particularly those with unique parts like the 20144 motor, can be restored or modified to fit niche applications, such as classic boat shows, racing, or custom builds. This opens opportunities for creative projects.

3. **Functionality for Niche Uses** If you have a vintage boat or need a motor for a specific project (e.g., a restored classic vessel, a display piece, or a one-of-a-kind setup), this motor could serve a unique purpose where modern motors won t fit.

4. **Parts Availability (If Available)** While parts for older Mercurys can be scarce, some specialty dealers or collectors may still have components, making repairs or maintenance possible. However, this is not guaranteed.

5. **Atmosphere and Experience** Owning a piece of boating history can be personally rewarding for those who appreciate mechanical craftsmanship and the nostalgia of early outboard motors.

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1. **High Maintenance and Reliability Risks** This motor is over 60 years old, and its condition is likely unknown. Rust, worn bearings, seized components, or internal damage are common issues. Without a thorough inspection or restoration, it may not run reliably or could fail catastrophically while in use.

2. **Lack of Modern Safety and Efficiency** Older outboards lack modern safety features (e.g., kill switches, trolling motors, or electronic ignition). They also consume fuel inefficiently and may produce excessive emissions, making them impractical for regular use on modern waterways.

3. **Difficulty in Finding Parts or Mechanics** Locating compatible parts, especially for a specific model like the 20144 motor, can be challenging. Most marine mechanics specialize in newer engines, and those who work on vintage motors may charge premium rates for their expertise.

4. **Fuel and Environmental Concerns** Older outboards often require leaded fuel or other outdated fuel types, which are no longer widely available or environmentally friendly. Some marinas or waterways may prohibit their use due to pollution risks.

5. **Resale Value Uncertainty** While some vintage motors appreciate in value, others depreciate quickly if they require extensive work. Without proof of condition, restoration, or a strong collector market, selling this motor later could be difficult.

6. **Legal and Insurance Issues** Using an old, unmodified outboard may violate modern boating regulations regarding emissions, noise, or safety equipment. Insurance for vintage boats may also be harder to obtain or more expensive.

7. **Cost of Restoration vs. Replacement** Restoring this motor to working condition could be expensive, especially if major components (e.g., the flywheel starter plate, crankshaft, or cylinder) need replacement. In many cases, the cost may exceed the value of the motor, making it more practical to purchase a modern used outboard instead.

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Buying this Mercury 398-1336 outboard motor is a decision that hinges on whether you prioritize **collectibility, nostalgia, or a specific project** over practicality and reliability. If you are a serious collector, a restorer, or have a unique application for the motor (e.g., a classic boat show display), the historical and sentimental value may justify the purchase provided you are prepared for the challenges of maintenance and restoration.

However, if you need a motor for **regular boating, safety, or efficiency**, this unit is not a practical choice. The risks of mechanical failure, high repair costs, and legal complications far outweigh the benefits for most modern boaters. In such cases, investing in a **well-documented used modern outboard** (even a slightly older but reliable model) would be a far more sensible and cost-effective decision.

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- **If you are a collector or restorer:** Purchase the motor with a **thorough inspection** (or have a marine mechanic evaluate it) and budget for restoration. Join vintage outboard forums or clubs to access parts and expertise. Consider buying from a reputable seller who can provide documentation of its condition.

- **If you need a functional motor:** Do not buy this unit. Instead, look for a **used but reliable modern outboard** (e.g., a Mercury 50-100 HP from the 1980s 2000s) that meets current safety and environmental standards. This will save you money, time, and frustration in the long run.

- **If you have a specific project in mind:** Research whether the motor is compatible with your plans. If it s for a **display or static exhibit**, the value lies in its history rather than functionality. If it s for **active use**, weigh the risks carefully.

Ultimately, this motor is a **high-risk, high-reward** purchase. Only proceed if you are fully prepared for the challenges it presents.

Details:

I NCLUDES AUXILIARY ROPE STARTER PULLEY # 2014 4. MERCURY PART #398-1336. CAME OFF PARTED OUT 1956 MERCURY MARK 25 OUTBOARD MOTOR.

part #: 3981336 prices

• $15.00-$118.95

specifications ouboaen:

• for models: Mark
• for makes: Mercury
• for years: 1956-2025
• mpn: 398-1336
• part type: Flywheel Starter Plate Motor
• country of origin: United States

shipping ouboaen:

• cost: $0.00
• type: Calculated
• service: USPS Ground Advantage, FedEx Ground / FedEx Home Delivery, UPS Ground, USPS Priority Mail
• class: Standard, Expedited
• transit: 4-9 Days
• carrier: USPS, FedEx, UPS

general ouboaen:

• condition: Used
• Boat Parts > Outboard Engines Components > Ignition Starting Systems

returns ouboaen:

• policy: Returns Accepted
• paid by: Buyer
• time: 30 Days

payments ouboaen:

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

offer ouboaen:

• sold: 0
• availability: In Stock
• started: February 28, 2026
• options: Ship-to-home
• quantity: 1

seller ouboaen:

• rating: 100.0%
• # reviews: 14319
• city: Kawkawlin, Michigan

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