Mercury Stainless Steel Propeller 150-400 4-Blade 15 x 17 RH 4.75 Inch Gearcase

Product Description:

The Mercury Stainless Steel Propeller 150-400 4-Blade 15 x 17 RH 4.75 Inch Gearcase is a high-performance propeller designed for 150- 400HP outboard motors and sterndrives. Engineered for exceptional durability and efficiency, this propeller is compatible with engines such as 90HP Command Thrust (2014 and newer), 250-400HP 2 and 4-stroke (1990 and newer), and MerCruiser Alpha and Bravo One Drives. Its advanced design ensures smooth acceleration, precise handling, and optimized fuel efficiency, making it the perfect choice for both recreational and professional boating.

Key Product Features:

• 4-Blade Design: Provides superior thrust and smooth acceleration, ensuring excellent performance in various water conditions.
• Fuel Efficiency: Reduces drag and maximizes fuel economy, enabling longer trips with reduced fuel consumption.
• Durable Construction: Made from high-grade stainless steel, offering exceptional resistance to corrosion, wear, and impact.
• Enhanced Stability: Delivers precise handling and stability, even at high speeds or in rough waters.
• Broad Compatibility: Designed to fit a variety of engines and sterndrives, making it versatile for multiple marine applications.

Product Specifications:

• Gearcase Size: 4.75 inches
• Engine Compatibility: 150-400HP outboard motors and sterndrives
• Blade Configuration: 4 blades
• Spline Count: 15 teeth
• Rotation Options: Available in both right-hand (RH) and left-hand (LH) rotation
• Dimensions: 15 x 17 (other sizes available: 16 x 15, 15 1/4 x 25, etc.)

Installation Instructions:

1. Preparation: Ensure the engine is turned off and the boat is securely docked. Gather necessary tools, including a wrench and marine grease.
2. Remove Old Propeller: Use a wrench to loosen and remove the propeller nut. Slide the old propeller off the shaft.
3. Inspect the Shaft: Check the propeller shaft for damage or debris. Clean the shaft and apply a thin layer of marine grease.
4. Install the New Propeller: Align the Mercury Stainless Steel Propeller with the shaft splines and slide it into place.
5. Secure the Propeller: Tighten the propeller nut using a wrench. Ensure it is securely fastened, but avoid over-tightening.
6. Final Check: Spin the propeller by hand to ensure it moves freely without obstruction.

Technical Specifications:

• Material: High-grade stainless steel for superior durability and corrosion resistance
• Blade Count: 4 blades for enhanced thrust and stability
• Spline Count: 15 teeth for secure and precise fitment
• Performance Range: Optimized for 150-400HP engines, suitable for both freshwater and saltwater use
• Applications: Ideal for high-speed cruising, towing, and general marine activities

The Mercury Stainless Steel Propeller 150-400 4-Blade 15 x 17 RH 4.75 Inch Gearcase is the ultimate upgrade for your outboard motor. Its advanced engineering, durable construction, and superior performance make it the perfect choice for enhancing your boat’s efficiency and reliability. Whether you’re navigating calm waters or tackling rough seas, this propeller ensures a smooth and powerful boating experience.