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A Factual Report From Mercury Marine

Boat House Bulletin Review

Engine:

115 hp OptiMax® & Pro XS™

Boat:

Caravelle - Razor 237UR

Prop:

SpitFire®

115 hp
Select Units:

Performance Summary

Best Fuel Economy (MPG@RPM) Best Fuel Economy (L/100km@RPM)
  • 4.1 @ 4500
  • 57.4 @ 4500
Top Speed (MPH@RPM) Top Speed (kts@RPM)
  • 35.4 @ 5750
  • 30.8 @ 5750
Acceleration 0 - 20 MPH (seconds) Acceleration 0 - 32 kts (seconds)
  • 7.43
Acceleration 0 - 30 MPH (seconds) Acceleration 0 - 48 kts (seconds)
  • 12.28
RPM Range Speed (MPH / kts) Speed (KPH / kts) Fuel (GPH) Fuel (LPH) Fuel (MPG) Fuel (L/100km)
1000 3.3 / 2.9 5.3 / 2.9 0.3 1.1 11.0 21.4
2000 6.8 / 5.9 10.9 / 5.9 1.1 4.2 6.2 37.9
3000 10.2 / 8.9 16.4 / 8.9 3.5 13.2 2.9 81.1
3500 13.8 / 12.0 22.2 / 12.0 4.6 17.4 3.0 78.4
4000 19.0 / 16.5 30.6 / 16.5 5.3 20.1 3.6 65.3
4500 25.8 / 22.4 41.5 / 22.4 6.3 23.8 4.1 57.4
5000 30.1 / 26.2 48.4 / 26.2 7.5 28.4 4.0 58.8
5500 33.5 / 29.1 53.9 / 29.1 10.3 39.0 3.3 71.3
5750 35.4 / 30.8 57.0 / 30.8 11.0 41.6 3.2 73.5

Performance Curve

GPH MPH MPG
LPH KPH L/100km

Test Conditions

Test Date
  • 2013-07-18
Test Conductor
  • TC/SS
Elevation
  • 310 ft
  • 94 m
Air Temperature
  • 88 °F
  • 31 °C
Wind Velocity
  • 15 MPH
  • 24 KPH
  • 13 kts
Water Type
  • Fresh
Fuel Level at Testing
  • 43 gallons
  • 163 liters
Boat Weight as Tested
  • 2800 lbs
  • 1270 kg

Engine Specifications

Engine
  • 115 hp OptiMax® & Pro XS™
HP / kW
  • 115 / 84.5
Engine type
  • Inline 3
Gearcase ratio
  • 2.07:1

Boat Specifications

Manufacturer
  • Caravelle
Website
Boat Model
  • Razor 237UR
Boat Type
  • Pontoon
Material
  • Fiberglass
Length
  • 23 ft 3 in
  • 7.1 m
Beam
  • 8 ft 2 in
  • 2.5 m
Fuel Tank Capacity
  • 36.0 gallons
  • 136 liters
Steering Type
  • Hydraulic
Dry Boat Weight
  • 2800 pounds
  • 1270.1 kg
Mounting Bolt Hole
  • 2

Propeller Specifications

Part Number
  • 8M8026580
Mercury Name
  • SpitFire®
Pitch
  • 15.0
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