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Performance Bulletin


Engine: Yamaha F300XCA / F300UCA / LF300XCA
Boat: Cobia 344
Configuration: Triple
Test Date: 23-Aug-2017
Cobia® - Cobia 344

Performance Bulletin

58 - Cobia 344

Cobia 344

Length 34' 4"
Beam 11' 2"
Dry Weight (Boat Mfr. Pub) 13,000 lbs
Maximum HP 900 hp
Fuel Capacity 320 gal
Weight as Tested 17,335 lbs

F300XCA / F300UCA / LF300XCA

Horsepower 300 hp
Induction EFI/VCT/DOHC
Displacement 4.2L
Weight (Estimated) 562 - 575 lbs
Gear Ratio 1.75:1

Engine Mounting Height

Mounting Hole Position #2 / #3 / #2

Propeller(s)

Series Saltwater Series II™
Diameter x Pitch 15 x 20
Yamaha Part # 6CE-45932-20-00 / 6CE-45932-20-00 / 6CF-45932-20-00
Propeller Material Polished Stainless Steel

Test Conditions

Number of People 3
Air / Water Temperature (Fahrenheit) 86° F / 84° F
Elevation (in feet above sea level) 0'
Wind Velocity 10-15 MPH

Comments

Test weight includes 320 gallons of fuel, 5 batteries, safety and test gear

YPB#: PB_COB_344_TR_F300XCA_08-24-17_OCC

Cobia® - Cobia 344

Performance Bulletin


Engine: Yamaha F300XCA / F300UCA / LF300XCA
Boat: Cobia 344
Configuration: Triple
Test Date: 23-Aug-2017
F300XCA / F300UCA / LF300XCA

Performance Data

RPM
MPH
GPH
MPG
1000 5.9 4.1 1.44
1500 8.2 6.7 1.23
2000 10.2 11.3 0.90
2500 13.8 18.3 0.75
3000 24.0 21.2 1.13
3500 33.4 26.2 1.27
4000 39.6 34.8 1.15
4500 44.9 40.7 1.10
5000 50.2 51.3 0.98
5500 55.7 64.8 0.86
6100 62.3 78.8 0.79

0-30 MPH: 7.88 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.