Stumpnocker Boats 175 CC - BF90 EFI Testing Data

Performance Criteria
Single BF90 EFI

Manufacturer: Stumpnocker Boats
Model: 175 CC
Hull Type: Fiberglass Monohull
Test Date: May 20, 2009
Mfg. Address: 15020 Dawson Drive, Dade City, FL 33523

Length: 17' 2"
Beam: 6' 0"
Weight: 800 lbs.
Max HP: 75 hp
Fuel Capacity: 20 gal.

Power: Single BF90 EFI

Horsepower: 90
Displacement: 1.5 L
Weight: 359 lbs.
Gear Ratio: 2.33:1
Mounting Height: 2nd Hole
Prop (Material/Blades) Aluminum (3)
Prop Manufacturer Solas
Prop (Diameter/Pitch) 13.2 x 19

Test Conditions

No. of People 2
Fuel Load: 20 gal.
Total Weight: 1735 lbs.
Air Temperature: 75°
Test Conditions: Breezy
Elevation: 1100 ft.
Wind Velocity: 5-10 mph

Data may vary due to changes in weather, elevation and load conditions. Speed data gathered by GPS receiver.

Test Data

RPM MPH GPH MPG
Idle - - -
1000 3.7 0.3 12.3
1500 5.3 0.8 6.6
2000 6.6 1.6 4.1
2500 9.7 2.2 4.4
3000 18.6 2.9 6.4
3500 23.7 3.1 7.6
4000 28.5 4.2 6.78
4500 32.5 6.9 4.7
5000 36.9 7.8 4.6
5500 42.7 8.7 4.9
6000
(WOT)
44.0 9.6 4.5

Time to Plane: Seconds
Acceleration 0~20 MPH: Seconds