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Performance Bulletin


Engine: Yamaha F300XSB2 / LF300XSB2
Boat: Sea Hunt Gamefish 28
Configuration: Twin
Test Date: 8-Nov-2023
Sea Hunt  - Sea Hunt Gamefish 28

Performance Bulletin

63 - Sea Hunt Gamefish 28

Sea Hunt Gamefish 28

Length 28' 6"
Beam 9' 9"
Dry Weight (Boat Mfr. Pub) 5,800 lbs
Maximum HP 600 hp
Fuel Capacity 180 gal
Weight as Tested 7,982 lbs

F300XSB2 / LF300XSB2

Horsepower 300 hp
Induction EFI/VCT/DOHC
Displacement 4.2L
Weight (Estimated) 611 - 611 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 x 20
Yamaha Part # 6CE-45932-20-00 / 6CF-45932-20-00
Propeller Material Stainless Steel

Test Conditions

Number of People 2
Air / Water Temperature (Fahrenheit) 77° F / 66° F
Elevation (in feet above sea level) 250'
Wind Velocity 10-15 MPH

Comments

Test weight includes 50 gallons of fuel, 4 batteries, safety and test equipment.

YPB#: PB_SHT_Gamefish 28_TW_F300XSB2_11-8-2023_OCC

Sea Hunt  - Sea Hunt Gamefish 28

Performance Bulletin


Engine: Yamaha F300XSB2 / LF300XSB2
Boat: Sea Hunt Gamefish 28
Configuration: Twin
Test Date: 8-Nov-2023
F300XSB2 / LF300XSB2

Performance Data

RPM
MPH
GPH
MPG
1000 6.5 2.9 2.24
1500 8.7 4.7 1.85
2000 12.2 8.0 1.53
2500 20.8 10.9 1.91
3000 27.0 12.2 2.21
3500 33.3 15.4 2.16
4000 39.5 22.9 1.72
4500 45.5 30.9 1.47
5000 50.2 36.6 1.37
5500 55.5 52.3 1.06
5900 58.2 53.4 1.09

Time to Plane: 3.80 seconds<br /> 0-30 MPH: 6.15 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.