JOHNSON 376925 Sea Horse Carburetor 1/2 5.5 CD-15

( Manufacturer Part Number: 376925 ), ( Part Type: Hp Carburetor ), ( Country Of Origin: United States )

Review JOHNSON Sea Horse 1/2 5.5 Hp Carburetor Assembly fits 1958

The **Johnson 376925 Sea Horse 1/2 HP 1958 CD-15 Carburetor** is a meticulously crafted, vintage marine outboard engine that embodies the timeless reliability and rugged performance of an era when simplicity and durability were paramount in powering boats. Originally manufactured in the late 1950s, this classic 1/2 horsepower outboard is a compact yet powerful force, designed to propel small watercraft with ease while delivering smooth, efficient operation. The **CD-15 carburetor**, a hallmark of Johnson s engineering at the time, ensures precise fuel delivery, allowing the engine to run cleanly and consistently even in varying conditions. With its **5.5 horsepower output**, this engine is ideal for lightweight fishing boats, canoes, rowboats, or small personal watercraft, offering just enough power to navigate calm waters, lakes, and gentle rivers with minimal effort. The **1958 model year** reflects Johnson s commitment to innovation during this period, featuring a sturdy, cast-iron cylinder and piston assembly, a robust crankshaft, and a reliable ignition system that has stood the test of time. Its compact yet robust design makes it easy to install and maintain, with a straightforward pull-start mechanism that requires minimal effort to engage. The **Sea Horse** name itself evokes a sense of grace and efficiency, perfectly capturing the engine s ability to glide through water with minimal resistance while providing dependable performance. Whether used for recreational boating, fishing, or as a backup power source, this vintage Johnson outboard is a testament to the enduring legacy of American marine engineering a blend of simplicity, strength, and unmatched reliability that continues to captivate collectors and enthusiasts alike.

### **Pros and Cons of Buying a Johnson 376925 Sea Horse HP (1958, CD-15 Carburetor)**

1. **Classic and Reliable Design** Johnson outboard motors, particularly from the mid-20th century, are known for their durability and straightforward mechanical construction. The HP Sea Horse was designed for small boats, fishing gear, or as a backup motor, and many units from this era have proven dependable with proper maintenance.

2. **Affordability** Older Johnson outboards, especially those from the 1950s, are often sold at low prices due to their age and lack of modern features. This makes them a budget-friendly option for basic boating needs.

3. **Simple and Repairable** The CD-15 carburetor and basic mechanical layout mean that repairs are relatively straightforward compared to modern fuel-injected engines. Parts like spark plugs, carburetor jets, and timing belts (if applicable) are easy to replace.

4. **Low Power Requirements** At just 5.5 HP, this motor is ideal for small boats, canoes, or as a secondary motor for larger vessels. It won t overpower a lightweight craft and is well-suited for calm waters.

5. **Nostalgia and Vintage Appeal** If you appreciate classic boating equipment, this motor has historical value and could be a fun restoration project.

6. **Minimal Fuel and Maintenance Costs** Older outboards typically consume less fuel than modern high-performance engines, and maintenance (oil changes, spark plug replacements) is inexpensive.

7. **No Modern Complexity** Unlike modern outboards with electronic fuel injection, variable trim, and advanced diagnostics, this motor lacks complex systems that can fail unexpectedly.

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1. **Age and Wear** A 1958 motor has likely seen significant use over the decades. Rust, worn bearings, or a failing carburetor could require extensive repairs or replacement parts.

2. **Limited Power and Performance** At 5.5 HP, this motor is extremely weak by modern standards. It may struggle with larger boats, strong currents, or rough water conditions. Even for small boats, it may not provide enough thrust for efficient operation.

3. **Fuel Efficiency Concerns** Older carbureted engines are less fuel-efficient than modern designs, meaning you ll burn more gas relative to distance traveled.

4. **Environmental Regulations** Many bodies of water now enforce strict emissions standards. Older outboards may not meet modern pollution controls, limiting where you can legally operate it.

5. **Reliability Issues** The CD-15 carburetor is prone to clogging, poor atomization, and fuel mixture problems. Over time, the motor may develop leaks, worn pistons, or a failing starter.

6. **Lack of Modern Safety Features** No kill switch, modern ignition systems, or easy-to-access safety mechanisms mean operating it could be riskier than a contemporary motor.

7. **Difficulty Finding Parts** While basic parts (spark plugs, belts, gaskets) may still be available, specialized components (carburetor rebuild kits, specific seals) could be hard to source.

8. **No Warranty or Support** Johnson no longer manufactures this model, so there s no warranty or authorized service network. Any repairs would be at your own risk.

9. **Potential for Hidden Damage** Without a thorough inspection, you might inherit a motor with internal rust, cracked casings, or a seized engine.

10. **Not Suitable for Serious Boating** If you plan to use this for fishing, cruising, or regular outings, the lack of power and reliability will likely frustrate you. It s better suited as a backup or for very light use.

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The Johnson 376925 Sea Horse HP (1958, CD-15 carburetor) is a charming but impractical choice for most modern boating needs. It excels as a **low-cost, low-maintenance novelty motor** for small boats, canoes, or as a backup in a garage ideal for collectors or those who enjoy tinkering. However, for **anything beyond occasional, light-duty use**, its lack of power, reliability issues, and outdated design make it a poor investment.

- **Inspect it thoroughly** (check for rust, leaks, and carburetor condition).

- **Budget for potential repairs** (carburetor rebuilds, piston replacements, or casing repairs).

- **Accept its limitations** (it won t move much more than a canoe or a tiny dinghy).

For **practical boating**, a modern 2 5 HP outboard (electric or gas) would be a far better, safer, and more efficient choice.

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- You re a collector or enjoy restoring vintage equipment.

- You have a small, lightweight boat (e.g., a canoe or a 6 8 ft dinghy) where minimal power is sufficient.

- You re prepared to spend time maintaining and possibly repairing it.

- You need reliable, safe, or efficient power for regular boating.

- You expect it to handle any significant load or rough water.

- You want a motor that meets modern environmental or safety standards.

- **Modern 2 5 HP outboards** (e.g., Yamaha, Honda, or Torqeedo electric) for similar power with better reliability.

- **A slightly larger vintage Johnson** (e.g., 7.5 HP or 10 HP) if you re set on keeping the classic feel but need more power.

- **A used but well-maintained 5 10 HP outboard** from the 1980s or later for a balance of nostalgia and usability.

Details:

This item is used, but in good complete condition, and no damage or breakage see photos for condition. This listing is for everything shown in the photos, and items photos. This item came from a 1958 Johnson Sea Horse 5 1/2HP Motor, but it will fit some other Motors also. Up for Sale is one Replacement Carburetor Assembly a Vintage 1958 Johnson Sea Horse 5 1/2HP CD-15 Boat Motor.

The part number is 376925.

part #: 376925 prices

• $18.99-$49.99

specifications ouboaen:

• for makes: Johnson
• for years: 1958
• mpn: 376925
• part type: Hp Carburetor
• country of origin: United States

seller ouboaen:

• rating: 99.9%
• # reviews: 4905
• city: Bath, South Dakota

offer ouboaen:

• options: Ship-to-home
• quantity: 1
• availability: In Stock
• best offers: True
• started: May 24, 2026
• sold: 0

general ouboaen:

• condition: Used
• Boat Parts > Outboard Engines Components > Intake Fuel Systems

shipping ouboaen:

• class: Economy
• transit: 4-8 Days
• service: Economy
• type: Fixed
• cost: $0.00

payments ouboaen:

• wallet: Paypal
• credit card: Mastercard
• other

returns ouboaen:

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

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