Performance Bulletin


Engine: Yamaha F350XCB / LF350XCB
Boat: Sportsman® Open 312
Configuration: Twin
Test Date: 13-Sep-2015
Sportsman® Open 312

Performance Bulletin

50 - Sportsman® Open 312

Sportsman® Open 312

Length 31' 2"
Beam 10' 2"
Dry Weight (Boat Mfr. Pub) 7,500 lbs
Maximum HP 700 hp
Fuel Capacity 242 gal
Weight as Tested 10,866 lbs

F350XCB / LF350XCB

Horsepower 350 hp
Induction EFI
Displacement 5.3 L
Weight (Estimated) 763 lbs
Gear Ratio 1.73

Engine Mounting Height

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

Propeller(s)

Series Saltwater Series XL®
Diameter x Pitch 15 1/4 x 19
Yamaha Part # 6AW-45974-20-00 / 6AX-45974-20-00
Propeller Material Polished Stainless Steel

Test Conditions

Number of People 2
Air / Water Temperature (Fahrenheit) 90° F / 86° F
Elevation (in feet above sea level) 0'
Wind Velocity 10-15 MPH

Comments

Test weight includes 3/4 tank of fuel, 3 batteries, safety and test gear.

YPB#: PB_SPT_Open312_t_F350XCB_2015-09-13_OCC

50 - Sportsman® Open 312

Performance Bulletin


Engine: Yamaha F350XCB / LF350XCB
Boat: Sportsman® Open 312
Configuration: Twin
Test Date: 13-Sep-2015
F350XCB / LF350XCB

Performance Data

RPM
MPH
GPH
MPG
1000 6.2 3 2.07
1500 8.8 5.3 1.66
2000 11.5 8.8 1.31
2500 18 12.3 1.46
3000 26.5 16 1.66
3500 33.5 20 1.68
4000 39 25.2 1.55
4500 44.4 31.9 1.39
5000 49.3 38 1.3
5500 54.3 48 1.13
6100 61 65 0.94

0-30 MPH : 4.92

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.