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Performance Bulletin


Engine: Yamaha F350XSA2 / LF350XSA2
Boat: Regulator 28 CC
Configuration: Twin
Test Date: 25-Aug-2025
Regulator® - Regulator 28 CC

Performance Bulletin

78 - Regulator 28 CC

Regulator 28 CC

Length 27' 7"
Beam 9' 5"
Dry Weight (Boat Mfr. Pub) 8,500 lbs
Maximum HP 700 hp
Fuel Capacity 219 gal
Weight as Tested 11,028 lbs

F350XSA2 / LF350XSA2

Horsepower 350 hp
Induction EFI/VCT/DOHC
Displacement 4.3L
Weight (Estimated) 629 - 629 lbs

Engine Mounting Height

Mounting Hole Position #2
Ventilation Plate Height 2 7/8" Above Boat Bottom

Propeller(s)

Series Saltwater Series II
Diameter x Pitch 15 x 21
Yamaha Part # 6CF-45972-20-00 / 6CE-45972-20-00
Propeller Material Stainless Steel

Test Conditions

Number of People 2
Air / Water Temperature (Fahrenheit) 85° F / 78° F
Elevation (in feet above sea level) 0'
Wind Velocity 5-10 MPH

Comments

Test weight includes 115 gallons of fuel, 3 batteries, safety and test equipment.

YPB#: PB_REG_28 CC_TW_F350XSA2_8-25-2025_OCC

Regulator® - Regulator 28 CC

Performance Bulletin


Engine: Yamaha F350XSA2 / LF350XSA2
Boat: Regulator 28 CC
Configuration: Twin
Test Date: 25-Aug-2025
F350XSA2 / LF350XSA2

Performance Data

RPM
MPH
GPH
MPG
1000 6.3 2.5 2.50
1500 9.0 4.4 2.07
2000 9.9 8.0 1.24
2500 12.9 12.9 1.00
3000 18.2 15.5 1.17
3500 32.8 20.0 1.64
4000 39.5 24.8 1.60
4500 45.8 30.1 1.52
5000 51.5 38.0 1.35
5500 55.6 49.7 1.12
6000 61.1 61.1 1.00

0-30 MPH: 9.37 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.