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A Factual Report From Mercury Marine

Boat House Bulletin Review

Engine:

Single 8.2 MAG ECT Mercury® MerCruiser®

Boat:

Chaparral - 350 Signature

Prop:

Bravo Three®

8.2 MAG ECT
Select Units:

Performance Summary

Best Fuel Economy (MPG@RPM) Best Fuel Economy (KM/L@RPM) Best Fuel Economy (L/nm@RPM)
  • 2.5 @ 35
  • 1.1 @ 35
  • 0.6 @ 35
Top Speed (MPH@RPM) Top Speed (KPH@RPM) Top Speed (kts@RPM)
  • 51.0 @ 4800
  • 82.1 @ 4800
  • 44.3 @ 4800
Acceleration 0 - 20 MPH (seconds)
  • 7.13
Acceleration 0 - 30 MPH (seconds)
  • 11.76
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 5.9 9.5 5.1 2.1 7.9 2.8 1.2 0.6 - - - -
2000 9.6 15.4 8.3 7.0 26.5 1.4 0.6 0.3 - - - -
3000 27.9 44.9 24.2 11.3 42.8 2.5 1.1 0.6 - - - -
3500 35.0 56.3 30.4 14.2 53.8 2.5 1.1 0.6 - - - -
4000 41.2 66.3 35.8 19.5 73.8 2.1 0.9 0.5 - - - -
4500 47.3 76.1 41.1 26.1 98.8 1.8 0.8 0.4 - - - -
4800 51.0 82.1 44.3 32.0 121.1 1.6 0.7 0.4 - - - -

Performance Curve

GPH MPH MPG
LPH KPH KML
LPH KN NML

Test Conditions

Test Date
  • 2012-07-18
Test Conductor
  • N/A
Elevation
  • 237 ft
  • 72 m
Air Temperature
  • 95 °F
  • 35 °C
Wind Velocity
  • 3 - 5 MPH
  • 5 - 8 KPH
  • 3 - 4 kts
Water Type
  • Fresh
Fuel Level at Testing
  • 170 gallons
  • 644 liters
Boat Weight as Tested
  • 13400 lbs
  • 6078 kg

Engine Specifications

Number of Engines
  • Single
Engine
  • 8.2 MAG ECT Mercury® MerCruiser®
HP / kW
  • 380 / 283

Boat Specifications

Manufacturer
  • Chaparral
Website
Boat Model
  • 350 Signature
Boat Type
  • Runabout - open bow
Material
  • Fiberglass
Length
  • 35 ft
  • 10.7 m
Beam
  • 11 ft 3 in
  • 3.4 m
Max HP Capacity
  • 800
Fuel Tank Capacity
  • 170.0 gallons
  • 644 liters
Steering Type
  • Power Steering
Dry Boat Weight
  • 13400 pounds
  • 6078.1 kg

Propeller Specifications

Part Number
  • 8M8022410
Mercury Name
  • Bravo Three®
Material
  • Stainless Steel
Diameter / Pitch
  • 14.25 / 22.5
Number of Blades
  • 4
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