2025 Mercury Racing 520 Engine Package with XR-1 SternDrive

The 2025 Mercury Racing 520 Engine Package with XR-1 SternDrive is a high-performance marine propulsion system designed for serious boating enthusiasts and professionals seeking exceptional power and reliability.

 Key Specifications

• Engine Type: 8.6L V8 Four-Stroke, Naturally Aspirated

• Horsepower: 520 HP (388 kW)

• Full Throttle RPM Range: 4,800–5,200 RPM

• Displacement: 8.6L (523 cu in)

• Bore x Stroke: 4.56 in x 4.00 in (115.8 mm x 101.6 mm)

• Compression Ratio: 8.7:1

• Fuel System: Sequential Multiport Fuel Injection

• Fuel Requirements: 87 Octane Minimum (R+M/2), (91 RON)

• Ignition System: PCM (Powertrain Control Module)

• Alternator Output: 65A (917W)

• Cooling System: Closed-loop cooling system with five-year coolant

• Drive Unit Compatibility: Bravo One XR, Bravo One XR Sport, Bravo One XR Sport Master (Standard & Short), Bravo Three XR; Integrated Transom System Optional

• Warranty: Two-year limited factory warranty for recreational boating

 Performance Highlights

• Enhanced Power and Torque: The Mercury Racing 520’s power and torque are enhanced by increasing the cylinder bore size for an additional 21 cubic inches of displacement to 523-C.I.D. (8.6 L)

• Advanced Fuel System: Features a sequential multiport fuel injection system for optimal fuel delivery and improved efficiency.

• Durable Construction: Built with a premium forged micro-alloy crankshaft, induction-hardened and precision balanced for maximum performance.

• Enhanced Cooling: Equipped with a closed-loop cooling system with five-year coolant, reducing maintenance and increasing corrosion protection.

• Smooth Operation: Digital Throttle & Shift (DTS) offers smooth, “Zero Effort” operation for precise control.

 Why Choose the 2025 Mercury Racing 520 Engine Package with XR-1 SternDrive?

The 2025 Mercury Racing 520 Engine Package with XR-1 SternDrive combines power, durability, and value in a single sterndrive engine. Its advanced features and engineering make it the top choice for performance enthusiasts seeking the ultimate boating experience.

 Elevate your boating experience with the 2025 Mercury Racing 520 Engine Package with XR-1 SternDrive – the pinnacle of sterndrive performance.