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Performance Bulletin


Engine: Yamaha F300USB / LF300USB
Boat: Steiger Craft 31 Miami
Configuration: Twin
Test Date: 11-Feb-2025
Steiger Craft - Steiger Craft 31 Miami

Performance Bulletin

87 - Steiger Craft 31 Miami

Steiger Craft 31 Miami

Length 31' 0"
Beam 10' 0"
Dry Weight (Boat Mfr. Pub) 10,000 lbs
Maximum HP 800 hp
Fuel Capacity 325 gal
Weight as Tested 13,368 lbs

F300USB / LF300USB

Horsepower 300 hp
Induction EFI/VCT/DOHC
Displacement 4.2L
Weight (Estimated) 624 - 624 lbs
Gear Ratio 1.75:1

Engine Mounting Height

Mounting Hole Position #3

Propeller(s)

Series Saltwater Series II
Diameter x Pitch 15-1/4 x 18
Yamaha Part # 6CE-45934-20-00 / 6CF-45934-20-00
Propeller Material Stainless Steel

Test Conditions

Number of People 2
Air / Water Temperature (Fahrenheit) 80° F / 477° F
Elevation (in feet above sea level) 0'
Wind Velocity 10-15 MPH

Comments

Test weight includes 230 gallons of fuel, 2 batteries, windlass anchor, safety and test equipment.

YPB#: PB_STC_31 Miami_TW_F300USB_2-11-2025_OWA

Steiger Craft - Steiger Craft 31 Miami

Performance Bulletin


Engine: Yamaha F300USB / LF300USB
Boat: Steiger Craft 31 Miami
Configuration: Twin
Test Date: 11-Feb-2025
F300USB / LF300USB

Performance Data

RPM
MPH
GPH
MPG
1000 6.5 2.7 2.45
1500 8.7 4.5 1.96
2000 9.5 7.5 1.28
2500 14.9 10.2 1.47
3000 20.3 12.5 1.62
3500 28.6 17.5 1.63
4000 33.8 23.3 1.45
4500 38.5 30.4 1.27
5000 42.7 40.4 1.06
5500 48.3 49.1 0.98
5900 51.5 52.9 0.97

0-20 MPH: 4.30 seconds

Notice To Consumer The information and data contained in this Performance Bulletin is approximate and subject to many different factors and variables. It is provided as a guideline only and should not be relied upon as representative of actual performance. Your boat’s performance may be different than the information contained in this Performance Bulletin due to various factors, including your boat’s actual weight, wind and water conditions, temperature, humidity, elevation, bottom paint, boat options affecting wind/water drag and/or boat weight, and operator ability. Please confirm the specifications and performance data on your specific boat/engine combination with your dealer prior to purchase. Please also keep in mind that the data contained in this Performance Bulletin may or may not have been performed using Yamaha PowerMatched components. Yamaha reserves the right to change the specifications and performance data of this Performance Bulletin or engine without notice. This document contains many of Yamaha’s valuable trademarks. It may also contain trademarks belonging to other companies. Any references to other companies or their products are for identification purposes only, and are not intended to be an endorsement.