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A Factual Report From Mercury Marine

Boat House Bulletin Review

Engine:

Single 250 hp Verado®

Boat:

Sundance - SX 239 Classic

Prop:

Enertia®

250 hp
Select Units:

Performance Summary

Best Fuel Economy (MPG@RPM) Best Fuel Economy (KM/L@RPM) Best Fuel Economy (L/nm@RPM)
  • 2.3 @ 3500
  • 1.0 @ 3500
  • 0.5 @ 3500
Top Speed (MPH@RPM) Top Speed (KPH@RPM) Top Speed (kts@RPM)
  • 49.0 @ 6000
  • 78.9 @ 6000
  • 42.6 @ 6000
Acceleration 0 - 20 MPH (seconds)
  • 5.64
Acceleration 0 - 30 MPH (seconds)
  • 9.82
RPM Range Speed (MPH) Speed (KPH) Speed (KN) Fuel (GPH) Fuel (LPH) Fuel (MPG) Fuel (KM/L) Fuel (NM/L) Range (miles) Range (km) Range (nm) Sound (dBA)
1000 4.0 6.4 3.5 1.0 3.8 4.0 1.7 0.9 - - - -
2000 7.2 11.6 6.3 3.0 11.4 2.4 1.0 0.6 - - - -
3000 9.0 14.5 7.8 8.5 32.2 1.1 0.5 0.3 - - - -
3500 21.1 34.0 18.3 9.1 34.4 2.3 1.0 0.5 - - - -
4000 25.3 40.7 22.0 11.5 43.5 2.2 0.9 0.5 - - - -
4500 32.2 51.8 28.0 15.0 56.8 2.1 0.9 0.5 - - - -
5000 39.3 63.2 34.2 18.5 70.0 2.1 0.9 0.5 - - - -
5500 45.0 72.4 39.1 22.8 86.3 2.0 0.9 0.5 - - - -
6000 49.0 78.9 42.6 26.7 101.1 1.8 0.8 0.4 - - - -

Performance Curve

GPH MPH MPG
LPH KPH KML
LPH KN NML

Test Conditions

Test Date
  • 2013-12-19
Test Conductor
  • JS/SS
Air Temperature
  • 52 °F
  • 11 °C
Wind Velocity
  • 3 - 5 MPH
  • 5 - 8 KPH
  • 3 - 4 kts
Water Type
  • Salt
Fuel Level at Testing
  • 40 gallons
  • 151 liters
Boat Weight as Tested
  • 4970 lbs
  • 2254 kg

Engine Specifications

Number of Engines
  • Single
Engine
  • 250 hp Verado®
HP / kW
  • 250 / 186
Engine type
  • Inline 6
Gearcase ratio
  • 1.85:1

Boat Specifications

Manufacturer
  • Sundance
Boat Model
  • SX 239 Classic
Boat Type
  • Commercial Workboat
Material
  • Fiberglass
Length
  • 23 ft 9 in
  • 7.2 m
Beam
  • 8 ft 7 in
  • 2.6 m
Max HP Capacity
  • 300
Fuel Tank Capacity
  • 93.0 gallons
  • 352 liters
Steering Type
  • Mercury Power Steering
Dry Boat Weight
  • 4970 pounds
  • 2254.4 kg
Mounting Bolt Hole
  • 5

Propeller Specifications

Part Number
  • 898996A46
Mercury Name
  • Enertia®
Material
  • X7 Alloy
Diameter / Pitch
  • 14.2 / 18.0
Number of Blades
  • 3
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