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Performance Bulletin


Engine: Yamaha F300USB2 / LF300USB2
Boat: Sea Fox 328 Commander
Configuration: Twin
Test Date: 6-Aug-2023
Sea Fox® - Sea Fox 328 Commander

Performance Bulletin

48 - Sea Fox 328 Commander

Sea Fox 328 Commander

Length 32' 0"
Beam 10' 8"
Dry Weight (Boat Mfr. Pub) 8,975 lbs
Maximum HP 900 hp
Fuel Capacity 311 gal
Weight as Tested 12,383 lbs

F300USB2 / LF300USB2

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 #2
Ventilation Plate Height 3/4" Above Boat Bottom

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) 89° F / 83° F
Elevation (in feet above sea level) 0'
Wind Velocity 15-20 MPH

Comments

Test weight includes 250 gallons of fuel, 4 batteries, safety and test equipment.

YPB#: PB_SFX_328 Commander_TW_F300USB2_8-6-2023_OCC

Sea Fox® - Sea Fox 328 Commander

Performance Bulletin


Engine: Yamaha F300USB2 / LF300USB2
Boat: Sea Fox 328 Commander
Configuration: Twin
Test Date: 6-Aug-2023
F300USB2 / LF300USB2

Performance Data

RPM
MPH
GPH
MPG
1000 7.2 2.7 2.67
1500 9.0 4.3 2.10
2000 10.7 7.1 1.51
2500 12.6 10.5 1.20
3000 16.0 13.3 1.20
3500 28.6 18.1 1.58
4000 33.7 23.6 1.43
4500 39.9 31.1 1.28
5000 44.2 39.5 1.12
5500 49.2 52.0 0.95
5800 52.0 52.6 0.99

Time to Plane: 5.85 seconds<br /> 0-30 MPH: 7.74 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.