2019 Mercury 520

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Availability
Brochure
Year
2019
Manufacturer
Mercury
Model
520

Overview

Description

The naturally aspirated 520 sterndrive provides recreational boaters a cost effective power option that fits nicely, in both value and performance, between the MerCruiser 8.2L MAG HO and Mercury Racing 540. It features digital throttle and shift and is backed by an unprecedented two-year limited factory warranty.



Joystick Piloting is available on select 520 models featuring the Mercury Racing Bravo Three XR drive. Applications require through transom exhaust. An optional X-haust Noise Reducer Kit available.



The 520 complies with EPA emissions requirements. CARB (California Air Resources Board) emissions compliant models are available upon special request.

Features
  • Value: The 520's features and capabilities are anything but entry level
  • Durable: Robust valve train provides exceptional longevity
  • Control: Available with Joystick Piloting, the 520 offers unprecedented low speed maneuverability
  • Quiet: The optional X-haust noise reduction system reduces the exhaust noise without sacrificing performance
  • Corrosion Resistant: Closed cooling protects the engine from corrosion
Specifications
  • Horsepower: 520 (388 kW)
  • Full Throttle RPM Range: 4800-5200
  • Displacement Liter/C.I.D: 8.6/523
  • Stroke (in/mm): 4.00/101.6
  • Compression Ratio: 8.7:1
  • Cylinders: V-8
  • Alternator (amp/watt): 65/917
  • Ignition Type: PCM
  • Fuel System: Sequential Fuel Injection
  • Fuel Requirements: 87 Octane Minimum (R+M/2), (91 RON) Global
  • Drive Unit: Bravo One XR, Bravo One XR Sport, Bravo One XR Sport Master (std. & short), Bravo Three XR; (Integrated Transom System Optional)
  • Gear Ratio: Bravo One XR, Bravo One XR Sport, Bravo One XR Sport Master (std. & short), 1.35:1, 1.50:1, Bravo Three XR, 1.65:1, 1.81:1 or 2.00:1
  • Length (in/mm): 34.2/869 (Transom mount to front of engine)
  • Width(in/mm): 33.8/858
  • Height(in/mm): 24.2/615
  • Weight(lbs/kg): 1218/553 (Lightest available engine package (engine, transom plate and drive)
  • Warranty: 2-Year Limited for Recreational Boating

Specs

Engine

Engine Type
V-8
Horsepower
520 hp (388 kW)
Bore x Stroke
Stroke: 4.00 in. (101.6 mm)
Displacement
8.6 L (523 cid)
Compression Ratio
8.7:1

Dimensions

Length
34.2 in. (869 mm)
Width
33.8 in. (858 mm)
Height
24.2 in. (615 mm)
Weight
1218 lb. (553 kg)

General

Full Throttle Operating Range
4800-5200 rpm
Fuel Induction
Sequential Fuel Injection
Alternator
65 amp/917 watt
Warranty
2-Year Limited for Recreational Boating

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