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Performance Bulletin


Engine: Yamaha F300XCA
Boat: Sea Hunt® Ultra 255 SE
Configuration: Single
Test Date: 16-Aug-2017

Performance Bulletin

63 - Sea Hunt® Ultra 255 SE

Sea Hunt® Ultra 255 SE

Length 24' 11"
Beam 8' 9"
Dry Weight (Boat Mfr. Pub) 4,600 lbs
Maximum HP 300 hp
Fuel Capacity 120 gal
Weight as Tested 6,014 lbs

F300XCA

Horsepower 300 hp
Induction EFI
Displacement 4.2 L
Weight (Estimated) 562 lbs
Gear Ratio 1.75

Engine Mounting Height

Mounting Hole Position #3
Ventilation Plate Height 1/2" Above Boat Bottom

Propeller(s)

Series Saltwater Series II™
Diameter x Pitch 15 1/2 x 17
Yamaha Part # 6CE-45978-20-00
Propeller Material Polished Stainless Steel

Test Conditions

Number of People 2
Air / Water Temperature (Fahrenheit) 92° F / 83° F
Elevation (in feet above sea level) 300'
Wind Velocity 5-10 MPH

Comments

Test weight includes 1/2 tank of fuel, 1 battery, safety and test gear.

YPB#: PB_SHT_Ultra255SE_F300XCA_2017-08-16_OCC

Sea Hunt  - Sea Hunt® Ultra 255 SE

Performance Bulletin


Engine: Yamaha F300XCA
Boat: Sea Hunt® Ultra 255 SE
Configuration: Single
Test Date: 16-Aug-2017
F300XCA

Performance Data

RPM
MPH
GPH
MPG
1000 5 1.2 4.17
1500 7.4 2.1 3.52
2000 9 3.4 2.65
2500 10.6 5.2 2.04
3000 14 6.6 2.12
3500 24.5 8.5 2.88
4000 31.5 11.4 2.76
4500 36.3 15 2.42
5000 40.3 18.2 2.21
5500 45.1 23.6 1.91
5900 48.5 25.6 1.9

Time to Plane : 4.39<br />

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.