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  3. MERCURY 48-16315A48

MERCURY 48-16315A48 Vengeance Counter Rotator Prop Almost 17P Prop..almost Prop.

fits make: Mercury.

48-16315a48 Mercury Vengeance Counter Rotator 17p Prop..almost New

( Manufacturer Part Number: 48-16315A48 ), ( Part Type: Counter Rotator Prop ), ( Propeller Pitch: 17 ), ( Propeller Rotation: Counter )

Review MERCURY Vengeance Counter Rotator 17p Prop. Almost New

The **Mercury 48-16315A48 Vengeance Counter-Rotator 17P Prop** is a meticulously engineered, high-performance propeller designed for enthusiasts and professionals seeking unmatched efficiency, durability, and precision in their outboard motor applications. This counter-rotating propeller system is specifically tailored for Mercury outboards, particularly those in the 150 250 horsepower range, where maximizing thrust, reducing vibration, and enhancing fuel economy are critical. The **17P pitch** strikes an ideal balance between acceleration and top-end speed, making it an excellent choice for both high-performance cruising and aggressive maneuvering. Unlike traditional single-rotor props, the **Vengeance Counter-Rotator** eliminates the counteracting torque that plagues conventional setups, resulting in a smoother, more responsive ride with reduced strain on the engine and transmission. The prop s **A48 blade design** features a refined hydrodynamic profile, optimized for cavitation resistance and reduced noise, ensuring quiet operation even at high speeds. Constructed from high-grade, corrosion-resistant materials, this propeller is built to withstand the rigors of saltwater, freshwater, and frequent use without compromising performance. Whether deployed on a high-speed sportfisher, a performance cruiser, or a racing platform, the **Mercury 48-16315A48** delivers exceptional thrust efficiency, allowing for faster acceleration, improved handling, and a more enjoyable boating experience. Its precision engineering and cutting-edge aerodynamics make it a standout choice for those who demand the best in propulsion technology.

### Pros and Cons of buying a Mercury 48-16315A48 Vengeance Counter-Rotator 17P Prop

#### **Pros**

1. **High Performance for Counter-Rotation** The counter-rotating design (17P prop paired with a matching counter-prop) significantly reduces torque effects, allowing for smoother handling and better control, especially in larger boats or when operating at high speeds. This is particularly useful for boats with outboard engines or those prone to excessive yaw.

2. **Efficiency and Speed** Counter-rotating props are known to improve overall propulsion efficiency by reducing drag and increasing thrust. This can lead to better speed and fuel economy, especially in boats where torque is a concern.

3. **Reduced Wear on Drivetrain** By counteracting torque, the system can reduce stress on the engine, transmission, and stern drive components, potentially extending their lifespan.

4. **Versatility** The Vengeance series is designed for performance applications, making it suitable for boats like speedboats, fishing vessels, or personal watercraft where maneuverability and speed are critical.

5. **Durability and Quality Construction** Mercury is a well-known brand in marine propulsion, and the Vengeance line is built with high-quality materials, ensuring longevity and reliability in demanding conditions.

6. **Compatibility with Mercury Outboards** Since this prop is designed for Mercury engines, it integrates seamlessly with their outboard systems, ensuring optimal performance and ease of maintenance.

7. **Reduced Prop Wash** The counter-rotating design can minimize the disruptive effects of prop wash, which may improve passenger comfort and reduce spray in open boats.

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#### **Cons**

1. **Cost** Counter-rotating prop systems are generally more expensive than single-prop setups. The initial purchase price for both the primary and counter-prop, as well as any necessary modifications to the boat s drive system, can be significant.

2. **Complexity in Installation** Installing a counter-rotating system requires precise alignment and synchronization of both props. This may necessitate professional installation, adding to the overall cost and time required for setup.

3. **Maintenance Challenges** With two props, there are double the number of components to inspect, clean, and maintain. This includes balancing, rust prevention, and propeller damage checks, which can be more time-consuming.

4. **Potential for Inefficiency in Smaller Boats** While counter-rotation is beneficial for larger or torque-prone boats, smaller boats or those with lower power requirements may not see significant performance gains. The added complexity might outweigh the benefits in these cases.

5. **Limited Availability of Replacement Parts** Since counter-rotating props are less common than standard props, finding replacement parts or matching props for future upgrades may be more difficult.

6. **Weight Considerations** Adding a second prop increases the overall weight of the drive system, which could slightly affect the boat s handling or fuel efficiency in some cases.

7. **Not Universal** This prop is specifically designed for Mercury outboards and may not be compatible with other brands or models without additional modifications.

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### **Conclusion**

The Mercury 48-16315A48 Vengeance counter-rotating 17P prop offers substantial advantages for boats where torque control, efficiency, and performance are critical. Its ability to reduce yaw, improve speed, and protect the drivetrain makes it a strong choice for larger or high-performance boats. However, the higher cost, installation complexity, and maintenance demands must be carefully considered. If you operate a boat where torque is a recurring issue such as a speedboat, a fishing vessel with heavy loads, or a personal watercraft this prop could be a worthwhile investment. For smaller or simpler boats, the benefits may not justify the expense.

### **Recommendation**

If you are running a Mercury outboard in a boat where torque or handling is a concern (e.g., a boat prone to yawing, a high-performance cruiser, or a fishing vessel with heavy loads), the Mercury 48-16315A48 Vengeance counter-rotator is a solid choice. Ensure that your boat s drive system can accommodate the additional prop and that you are prepared for the maintenance and cost implications. If your primary issues are not related to torque or if your boat is smaller and lighter, a standard high-performance prop might be more practical.

For best results, consult with a marine mechanic or Mercury dealer to confirm compatibility and discuss any modifications needed for optimal performance.

Details:

Mercury 17 pitch counter rotating vengeance prop in excellent condition.Just dusty from sitting. Prop is an overall excellent condition and has the new torque through hub that can be replaced by owner.It does NOT have a press in.

part #: 4816315a48 price

  • $350.00

specifications propboapar:

  • for makes: Mercury
  • mpn: 48-16315a48
  • part type: Counter Rotator Prop
  • propeller pitch: 17
  • propeller rotation: Counter

seller propboapar:

  • rating: 100.0%
  • city: Mount Dora, Florida
  • # reviews: 2198

general propboapar:

  • condition: Used
  • Parts Accessories > Boat Parts > Propellers

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offer propboapar:

  • sold: 0
  • options: Ship-to-home
  • availability: In Stock
  • quantity: 1
  • started: April 17, 2026

shipping propboapar:

  • transit: 5-12 Days
  • class: Standard
  • type: Calculated
  • carrier: USPS
  • service: USPS Ground Advantage
  • cost: $0.00

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  • policy: No Returns
for makes: mercury, part type: counter rotator prop, propeller pitch: 17, propeller rotation: counter,
category: boat parts > propellers, sku: 12430090590982891,
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