1. Propellers Boat Parts For Sale
  2. sku: 12332949936580813
  3. MERCURY 48-1983A46

MERCURY 48-1983A46 Steel Propeller 15P

fits model: Mercruiser, Mirage. make: Mercury.

48-1983a46 Mercury Mercury-mercruiser Mirage Plus 15p Stainless Steel Propeller

( Manufacturer Part Number: 48-1983A46 ), ( Part Type: Propeller ), ( Dimensions: 16.6 X 16.6 X 7.9 ), ( Material: Stainless Steel ), ( Propeller Pitch: 15 ), ( Propeller Rotation: Standard ), ( Country Of Origin: United States ), ( Weight: 17 Lbs )

Review MERCURY mercruiser Plus 15p Stainless Steel Propeller fits MERCRUISER MIRAGE

The **Mercury 48-1983A46 Mercury-Mercruiser Mirage 15P Steel Propeller** is a high-performance, precision-engineered marine propeller designed to deliver exceptional efficiency, power transfer, and durability for Mercury outboard and sterndrive applications, particularly tailored for the Mirage series. Crafted from high-grade, corrosion-resistant steel, this propeller features a robust **15-pitch** blade design optimized for smooth acceleration, improved fuel economy, and enhanced handling in both planing and cruising conditions. The **A46 blade shape** combines a refined hydrodynamic profile with strategic blade rake and cupping, ensuring reduced cavitation, minimized vibration, and maximum thrust output while maintaining a balance between speed and fuel efficiency. Ideal for medium to large displacement boats, this propeller excels in applications ranging from sportfishing to leisure cruising, offering a seamless blend of performance and reliability. Its **steel construction** ensures longevity even in the most demanding saltwater environments, where corrosion resistance is critical, while the **precision-machined blades** guarantee consistent power delivery and reduced wear over time. Whether used in a Mercury outboard or integrated into a Mercruiser sterndrive system, this propeller is engineered to elevate the overall performance of your vessel, providing a noticeable improvement in acceleration, top-end speed, and overall boat control. Built to meet Mercury s rigorous standards, the 48-1983A46 is a dependable choice for boat owners seeking a balance of power, efficiency, and durability in their propulsion system.

**Pros and Cons of Buying a Mercury 48 (1983) with a Mirage 15P Steel Propeller**

### **Pros**

1. **Classic and Reliable Engine**

The Mercury 48 (1983) is a well-known, older outboard motor known for its durability and straightforward mechanics. Many of these engines were built to last, especially if they were well-maintained. The 48 hp model was commonly used on small to mid-sized boats, making it suitable for fishing, cruising, or recreational use.

2. **Steel Propeller (Mirage 15P)**

A steel propeller like the Mirage 15P is generally more durable than aluminum or stainless steel props in certain conditions. Steel props are less prone to corrosion from saltwater and can handle rough use better, though they may be heavier. The Mirage 15P is designed for performance, offering good thrust and efficiency, which can be beneficial for a boat of this size.

3. **Lower Cost of Purchase**

Older Mercury outboards, especially those from the early 1980s, are often significantly cheaper than newer models. This makes them an attractive option for budget-conscious buyers who want a functional boat motor without investing in the latest technology.

4. **Parts Availability**

While newer parts may be harder to find, many Mercury 48 engines still have a network of mechanics and dealerships that service older models. Basic parts like spark plugs, belts, and hoses are widely available and inexpensive.

5. **Simpler Maintenance**

Older engines tend to have fewer electronic components, making diagnostics and repairs easier for those with mechanical experience. Basic maintenance like oil changes, fuel system cleaning, and ignition adjustments are straightforward tasks.

6. **Potential for Customization**

If you re mechanically inclined, you can upgrade or modify the engine to improve performance. Swapping in a newer ignition system, upgrading the carburetor, or even rebuilding the engine can extend its life and improve efficiency.

7. **Good for Small Boats**

The 48 hp engine is well-suited for boats in the 16 20 ft range, making it ideal for fishing boats, runabouts, or small cruisers. It provides enough power for comfortable cruising speeds without being overkill for the boat s size.

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### **Cons**

1. **Age and Wear**

The 1983 Mercury 48 is nearly 40 years old, which means it may have significant wear and tear. Critical components like the lower unit, gears, and bearings could be near the end of their lifespan, leading to potential failures if not properly maintained. Rust and corrosion are also common issues in older outboards, especially if they were stored improperly.

2. **Fuel and Emissions Concerns**

Older engines often run on leaded fuel or require leaded fuel additives, which are no longer widely available or recommended. Modern fuel systems and emissions standards may not align with this engine s design, potentially leading to poor performance or damage if run on modern fuels without modifications.

3. **Reliability Risks**

While some older Mercurys are legendary for their durability, others may have been poorly maintained, leading to chronic issues like leaking seals, worn-out impellers, or failing ignition systems. Buying a used engine without a thorough inspection or service history can be risky.

4. **Limited Technology**

The 1983 Mercury lacks modern features like electronic fuel injection, digital diagnostics, or advanced ignition systems. This means you ll rely on traditional carburetion and mechanical components, which can be less efficient and more prone to issues like clogging or misfiring.

5. **Propeller Compatibility**

The Mirage 15P is a steel propeller, which can be beneficial for durability but may not be the most efficient choice for all applications. Steel props can be heavier, which may reduce fuel efficiency and handling compared to lighter materials like aluminum or stainless steel. Additionally, the prop s size and pitch may not be optimal for the boat s current load or intended use.

6. **Environmental and Legal Issues**

Older outboards may not meet current environmental regulations, particularly regarding emissions or oil leaks. Some marinas or waterways may have restrictions on older engines, and you might need to invest in modifications to comply with local laws.

7. **Resale Value**

Older Mercury outboards, even in good condition, have little to no resale value. If you decide to upgrade later, selling the engine will likely yield very little compared to the cost of a newer model.

8. **Potential for Hidden Problems**

Without a detailed inspection or service records, you may inherit hidden issues such as a failing starter, corroded lower unit, or a clogged fuel system. These problems can be costly to repair and may not be immediately obvious during a quick test drive.

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### **Conclusion**

The Mercury 48 (1983) with a Mirage 15P steel propeller can be a viable purchase if you re looking for a budget-friendly, mechanically simple outboard for a small boat. It offers durability, ease of maintenance, and a straightforward design that appeals to those who enjoy working with their equipment. However, the risks associated with its age such as reliability issues, compatibility with modern fuels, and potential hidden problems must be carefully considered.

If you re mechanically skilled, willing to invest time in maintenance, and don t mind the limitations of an older engine, this could be a good fit. On the other hand, if you prioritize reliability, efficiency, and modern features, a newer or rebuilt outboard might be a safer and more cost-effective choice in the long run.

---

### **Recommendation**

1. **If you proceed with the purchase:**

- **Get a professional inspection** from a marine mechanic experienced with older Mercurys. Focus on the lower unit, impeller, ignition system, and fuel lines.

- **Request full service records** to ensure the engine has been properly maintained. If records are unavailable, budget for a full rebuild or at least a thorough overhaul.

- **Test the engine thoroughly** in the water, paying attention to smooth operation, fuel efficiency, and any unusual noises or vibrations.

- **Consider a rebuild kit** if the engine shows signs of wear. Rebuilding can extend its life significantly but requires mechanical expertise.

- **Use the correct fuel** if the engine runs on leaded fuel, ensure you have access to it or are prepared to modify the carburetion for unleaded fuel.

- **Store the boat properly** to prevent rust and corrosion, especially if you won t be using it frequently.

2. **If you re unsure or want a more reliable option:**

- **Look for a newer or rebuilt Mercury 48** (even from the late 1990s or early 2000s) that has been serviced and comes with records. These may cost more upfront but will likely be more reliable.

- **Consider a smaller, modern outboard** (e.g., a 30 50 hp model with electronic fuel injection) if your boat s size and intended use allow for it. Newer engines offer better fuel efficiency, easier maintenance, and compliance with modern standards.

- **Evaluate the boat s overall condition** if the hull, trailer, or other components are in poor shape, the cost of repairs might outweigh the benefits of the engine alone.

Ultimately, the Mercury 48 can be a great engine for the right buyer, but it requires careful consideration of its limitations and a commitment to maintenance. If you re prepared for the challenges, it can provide years of service with proper care. If not, investing in a newer or better-maintained engine may save you time, money, and frustration in the long term.

Details:

What size is my prop shaft. When you want to go fast, the large-diameter three-blade design of Mirage Plus prop delivers impressive top-speed punch and great overall performance. Mirage Plus Propeller Fitment. The Mercury Mirage Plus 3-blade stainless steel propeller dominates high-horsepower boating with its larger diameter and high output blade geometry.

For all engines with an Alpha or Bravo One stern drives. From V-6 outboard offshore fishing boats to -bottom sport boats, cruisers and race the Mirage Plus does it all quickly. Enabled with 3-hole Performance Vent System PVS to allow optimal hole-shot customization. The Mercury Marine Mirage Plus propeller requires Flo-Tor hub kit for installation sold separately.

Mercury90 115 Command Thrust Outboards 15-Tooth Spline. Mercury Mercruiser Alpha Bravo One Stern drives.

part #: 481983a46 price

  • $300.00

specifications propboapar:

  • for models: Mercruiser, Mirage
  • for makes: Mercury
  • mpn: 48-1983a46
  • part type: Propeller
  • dimensions: 16.6 X 16.6 X 7.9
  • material: Stainless Steel
  • propeller pitch: 15
  • propeller rotation: Standard
  • country of origin: United States
  • weight: 17 Lbs

seller propboapar:

  • rating: 100.0%
  • city: Canton, Michigan
  • # reviews: 18

shipping propboapar:

  • class: Economy, Standard
  • transit: 3-9 Days
  • carrier: FedEx, UPS
  • cost: $22.31
  • service: FedEx Ground Economy, UPS Ground
  • type: Calculated

returns propboapar:

  • policy: No Returns

offer propboapar:

  • sold: 0
  • best offers: True
  • quantity: 1
  • options: Ship-to-home
  • started: March 31, 2026
  • availability: In Stock

payments propboapar:

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

general propboapar:

  • condition: Used
  • Parts Accessories > Boat Parts > Propellers
for models: mercruiser, mirage, for makes: mercury, part type: propeller, dimensions: 16.6 x 16.6 x 7.9, propeller pitch: 15, propeller rotation: standard, country of origin: united states,
category: boat parts > propellers, weight: 17 lbs, material: stainless steel, sku: 12332949936580813,
Mercury 48-1983A46 Is Similar To:
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1 offer $300.00 USD
  • Used. Offer #1 priced at $300.00 + $22.31 shipping estimate = $322.31* total. UseFlo-Torq II Solid Hub Kit 835258K2 - For all applications over 300 HP with a 1.00" prop shaft.+$22.31 shipping

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