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Performance Bulletin


Engine: Yamaha LF300USB2 / F300USB2
Boat: Twin Vee 280 GFX2
Configuration: Twin
Test Date: 28-Jun-2024
Twin Vee - Twin Vee 280 GFX2

Performance Bulletin

228 - Twin Vee 280 GFX2

Twin Vee 280 GFX2

Length 28' 0"
Beam 9' 6"
Dry Weight (Boat Mfr. Pub) 6,882 lbs
Maximum HP 600 hp
Fuel Capacity 230 gal
Weight as Tested 8,700 lbs

LF300USB2 / F300USB2

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 HP
Diameter x Pitch 15-1/4 x 19
Yamaha Part # 6KB-45972-00-00 / 6KA-45972-00-00
Propeller Material Stainless Steel

Test Conditions

Number of People 2
Air / Water Temperature (Fahrenheit) 89° F / 87° F
Elevation (in feet above sea level) 0'
Wind Velocity 0-5 MPH

Comments

Test weight includes 60 gallons of fuel, 3 batteries, safety and test equipment.

YPB#: PB_TWN_280 GFX2_TW_LF300USB2_06-28-24_CAT

Twin Vee - Twin Vee 280 GFX2

Performance Bulletin


Engine: Yamaha LF300USB2 / F300USB2
Boat: Twin Vee 280 GFX2
Configuration: Twin
Test Date: 28-Jun-2024
LF300USB2 / F300USB2

Performance Data

RPM
MPH
GPH
MPG
1000 6.3 2.7 2.38
1500 8.5 4.6 1.85
2000 11.5 7.9 1.46
2500 21.1 10.2 2.07
3000 27.3 12.5 2.19
3500 32.8 17.7 1.85
4000 38.3 23.8 1.61
4500 43.1 28.8 1.49
5000 48.9 37.7 1.30
5500 54.7 50.2 1.09
6000 59.3 52.1 1.14

0-20 MPH: 3.65 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.