fits model: Xp, Revolution. make: Mercury.

( Manufacturer Part Number: 8M0113934 ), ( Part Type: Propeller ), ( Propeller Pitch: 19.5 ), ( Propeller Rotation: Standard ), ( Country Of Origin: United States )
The **Mercury 8M0113934 Outboard Motor XP 14.6 HP (19.5 HP at the propeller)** is a high-performance, fuel-efficient marine engine designed to deliver unmatched power and reliability for small to mid-sized boats, from sleek fishing vessels to versatile utility craft. Engineered with Mercury s signature precision and innovation, this outboard combines cutting-edge technology with rugged durability to ensure smooth operation and exceptional performance in both calm waters and rougher conditions. The **XP (eXtra Power) series** is renowned for its advanced fuel injection system, which optimizes combustion for improved throttle response, reduced emissions, and enhanced fuel economy ideal for anglers, weekend boaters, or those seeking a dependable engine for daily use. With a **14.6 horsepower (19.5 horsepower at the propeller)**, this motor strikes the perfect balance between power and efficiency, making it well-suited for boats ranging from 12 to 16 feet in length, including aluminum fishing boats, jon boats, or small wakeboarders. Its **right-hand propeller** ensures proper thrust direction, enhancing maneuverability and reducing strain on the transom.
One of the standout features of this outboard is its **compact yet robust design**, featuring a **20-inch propeller shaft** that integrates seamlessly with Mercury s **EFI (Electronic Fuel Injection) system**, eliminating carburetor maintenance and providing consistent power delivery across all RPM ranges. The **digital ignition system** further enhances reliability by delivering precise spark timing, while the **low-vibration housing** ensures a quieter, smoother ride, reducing fatigue for the operator. Built with **corrosion-resistant materials**, including a **powder-coated finish** and **stainless steel components**, this engine is engineered to withstand the harshest marine environments, from saltwater exposure to prolonged storage. The **easy-access maintenance design** allows for quick oil changes, filter replacements, and other routine upkeep, minimizing downtime and extending the engine s lifespan.
For those who demand both performance and practicality, the **XP 14.6 HP** also incorporates **Mercury s SmartCraft technology**, which includes features like **SmartStart**, ensuring effortless cold-weather starts, and **SmartThrottle**, allowing for precise control over speed and acceleration. The **integrated trim and tilt system** (if equipped) enables quick adjustments for optimal planing or shallow-water operation, making this outboard incredibly versatile for various boating applications. Whether used for recreational fishing, leisure cruising, or light utility tasks, this motor delivers a **smooth, responsive ride** with minimal fuel consumption, making it a cost-effective choice for boaters who prioritize efficiency without sacrificing power. With its **reputable Mercury build quality** and **comprehensive warranty coverage**, the **8M0113934 XP 14.6 HP outboard** stands as a dependable workhorse, ready to power your adventures with confidence and ease.
### **Pros and Cons of Buying a Mercury 8M0113934 Outboard (XP 14.6 with 19.5 Right Propeller)**
#### **Pros:**1. **Reliable Performance** The Mercury XP 14.6 is part of a well-established line of outboards known for consistent power and efficiency. The 14.6 horsepower range is ideal for small to mid-sized boats, offering smooth acceleration and good top-end speed for its class.
2. **Fuel Efficiency** Compared to larger outboards, the XP 14.6 is relatively fuel-efficient, making it cost-effective for recreational use, fishing, or light cruising. It typically consumes around **1.5 2 gallons per hour** at cruising speeds, depending on load and conditions.
3. **Low Maintenance Requirements** Mercury s XP series is designed with fewer moving parts than older models, reducing wear and tear. The **direct-injection fuel system** helps minimize carbon buildup, and the **aluminum construction** resists corrosion better than some competitors.
4. **Quiet Operation** The XP series is known for being quieter than older Mercury models, which is beneficial for fishing, stealthy cruising, or avoiding noise complaints in residential areas.
5. **Easy to Service** Mercury outboards are widely serviced by dealers and independent mechanics. Parts are readily available, and the **modular design** makes repairs and tune-ups straightforward.
6. **Good for Small Boats** The **14.6 HP** is well-suited for boats in the **12 18 ft range**, including dinghies, kayak tenders, and small fishing boats. It provides enough power for planing without being overkill.
7. **Right-Hand Propeller (19.5)"** The **19.5-inch right-hand propeller** is a standard size for this engine, offering a good balance between thrust and cavitation resistance. It s compatible with most small boat transoms and provides decent handling.
8. **Durability** Mercury s XP engines are built to last, with **cast aluminum components** and **sealed bearings** that reduce the risk of water intrusion. Proper maintenance can extend its lifespan beyond **1,000 hours**.
9. **Compatibility with Modern Boats** Many newer small boats are designed with **XP-series outboards in mind**, ensuring a good fit and smooth integration with steering systems.
10. **Resale Value** Mercury remains a trusted brand, so well-maintained XP engines hold their value reasonably well compared to lesser-known outboard manufacturers.
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#### **Cons:**1. **Limited Power for Larger Boats** At **14.6 HP**, this engine is **not suitable for boats over 18 20 ft** unless the boat is very light (e.g., a small speedboat or inflatable). It may struggle to plane a heavier vessel efficiently.
2. **No Electric Start (Standard Model)** The **8M0113934** is likely a **manual start** model. While this isn t a dealbreaker, it can be inconvenient in cold weather or if you have mobility issues. An **electric start upgrade** (if available) would add cost.
3. **Potential for Carbon Buildup** While the direct-injection system reduces carbon, **frequent use on low RPM (e.g., trolling)** can still lead to buildup, requiring occasional **carbon cleaning** (every **50 100 hours**).
4. **Noise Under Load** While quieter than older models, the XP 14.6 can still be **loud at high RPM**, which may be noticeable in open water or sensitive areas.
5. **Propeller Wear Over Time** The **19.5" right-hand prop** may develop pitting or corrosion if the engine is used in **saltwater without proper flushing**. Regular **propeller cleaning and polishing** are recommended.
6. **Limited Towing Capacity** If you plan to **tow a water skier, wakeboarder, or small jet ski**, this engine may struggle unless the boat is very light. A **smaller towable load** is advisable.
7. **Fuel Quality Sensitivity** Mercury engines are sensitive to **fuel quality**. Using **low-quality or ethanol-blended fuel** can lead to **clogged injectors or poor performance**. Storing fuel with a **stabilizer** is recommended if the engine sits unused.
8. **Dealer Service Costs** While parts are available, **factory-authorized service** can be expensive compared to independent mechanics. Regular maintenance (oil changes, spark plugs, etc.) adds up over time.
9. **No Direct Drive (Some Models)** Some XP engines use a **gear-driven system**, which can introduce slight vibration. If you prefer a **direct-drive feel**, this may not be ideal.
10. **Environmental Concerns** Two-stroke outboards (if this is one) are **banned in many areas** due to oil pollution. However, the **XP 14.6 is likely a four-stroke**, which is more environmentally friendly but may still have **oil leaks** if not maintained properly.
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### **Ending Conclusion**
The **Mercury 8M0113934 XP 14.6 with a 19.5" right-hand propeller** is a **solid, reliable choice** for **small boats (12 18 ft) used for fishing, cruising, or light recreational activities**. It offers **good fuel efficiency, low maintenance, and smooth operation**, making it ideal for **weekend use, kayak tenders, or small fishing boats**.
However, it is **not powerful enough for larger boats, heavy towing, or high-performance applications**. If you need **electric start, more power, or better towing capability**, you may need to consider a **larger outboard (e.g., 20 30 HP)** or a different model.
For **budget-conscious buyers who prioritize reliability and ease of use**, this engine is a **great value**. Just ensure you **maintain it properly** (oil changes, fuel quality, propeller care) to maximize its lifespan.
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### **Recommendation**
**Buy this outboard if:**You have a **small boat (under 18 ft)** that doesn t require heavy towing.
You need a **reliable, fuel-efficient engine** for fishing, cruising, or light use.
You re okay with **manual start** and don t mind basic maintenance.
You want a **well-supported brand** with easy access to parts and service.
**Avoid this outboard if:**Your boat is **larger than 18 20 ft** or heavily loaded.
You need **electric start** for convenience.
You plan to **tow water skiers, wakeboarders, or heavy loads** regularly.
You re looking for **maximum power or high-speed performance**.
**Alternative Considerations:**- If you need **more power**, look at a **Mercury 20 25 HP four-stroke** (e.g., Verado or Pro XS).
- If you want **electric start**, check for an **XP model with that feature** (may require an upgrade).
- If you re in **saltwater**, ensure the engine is **properly flushed and maintained** to prevent corrosion.
**Final Verdict:** This is a **good, practical choice for the right boat and user**, but not the best for high-performance or heavy-duty applications. **Buy with proper maintenance in mind, and it will serve you well for years.**
Return Insured Shipping is at your expense. Mercury Outboard Revolution 4 XP 14.6 x 19.5 Right Hand Propeller P#8M0113934Mercury propeller was used as a test prop for brand new boats, only maybe once or twice. Proudly serving people like you for over 20 years in Stuart 40 Merritt Island. Currently equipped with an 1/4 hub kit for HD 5.44 Mercury lower units.