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Performance Bulletin


Engine: Yamaha LF250XSB / F250XSB
Boat: Cobia 265CC Open
Configuration: Twin
Test Date: 12-Apr-2024
Cobia® - Cobia 265CC Open

Performance Bulletin

58 - Cobia 265CC Open

Cobia 265CC Open

Length 26' 5"
Beam 9' 6"
Dry Weight (Boat Mfr. Pub) 5,692 lbs
Maximum HP 500 hp
Fuel Capacity 161 gal
Weight as Tested 8,174 lbs

LF250XSB / F250XSB

Horsepower 250 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

Propeller(s)

Series Saltwater Series II
Diameter x Pitch 15-1/4 x 19
Yamaha Part # 6CF-45970-20-00 / 6CE-45970-20-00
Propeller Material Stainless Steel

Test Conditions

Number of People 2
Air / Water Temperature (Fahrenheit) 73° F / 71° F
Elevation (in feet above sea level) 0'
Wind Velocity 10-15 MPH

Comments

Test weight includes 95 gallons of fuel, 7 batteries, Hard top, Trolling Motor, SeaKeeper, 4 bank battery Charger, 3-bank battery Charger, Electronics Packages, radar, windlass, safety and test equipment.

YPB#: PB_COB_265CC Open_TW_LF250XSB_4-12-24_OCC

Cobia® - Cobia 265CC Open

Performance Bulletin


Engine: Yamaha LF250XSB / F250XSB
Boat: Cobia 265CC Open
Configuration: Twin
Test Date: 12-Apr-2024
LF250XSB / F250XSB

Performance Data

RPM
MPH
GPH
MPG
1000 6.2 2.7 2.30
1500 8.2 4.4 1.89
2000 10.0 7.5 1.33
2500 15.0 10.2 1.48
3000 26.3 12.7 2.08
3500 32.8 17.1 1.92
4000 38.2 23.6 1.62
4500 43.1 29.3 1.47
5000 47.5 37.9 1.25
5500 52.9 48.2 1.10
5900 54.9 50.2 1.09

0-20 MPH: 4.56 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.