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Performance Bulletin


Engine: Yamaha F350XSA
Boat: Hewes Redfisher 21
Configuration: Single
Test Date: 22-Jul-2024
Hewes - Hewes Redfisher 21

Performance Bulletin

142 - Hewes Redfisher 21

Hewes Redfisher 21

Length 21' 6"
Beam 8' 6"
Dry Weight (Boat Mfr. Pub) 2,221 lbs
Maximum HP 350 hp
Fuel Capacity 50 gal
Weight as Tested 3,070 lbs

F350XSA

Horsepower 350 hp
Induction EFI/VCT/DOHC
Displacement 4.3L
Weight (Estimated) 629 lbs
Gear Ratio 1.75:1

Engine Mounting Height

Mounting Hole Position #2

Propeller(s)

Series VMAX SHO T2
Diameter x Pitch 15-1/8 x 25
Yamaha Part # 6CB-45972-11-00
Propeller Material Stainless Steel

Test Conditions

Number of People 1
Air / Water Temperature (Fahrenheit) 90° F / 88° F
Elevation (in feet above sea level) 0'
Wind Velocity 0-5 MPH

Comments

Test weight includes 25 gallons of fuel, 1 battery, Hydraulic Jackplate, safety and test equipment.

YPB#: PB_HWS_Redfisher 21_F350XSA_07-22-24_FLT

Hewes - Hewes Redfisher 21

Performance Bulletin


Engine: Yamaha F350XSA
Boat: Hewes Redfisher 21
Configuration: Single
Test Date: 22-Jul-2024
F350XSA

Performance Data

RPM
MPH
GPH
MPG
1000 5.9 1.3 4.44
1500 7.1 2.5 2.78
2000 11.1 4.4 2.54
2500 27.5 5.2 5.29
3000 34.3 7.2 4.74
3500 39.7 9.4 4.21
4000 45.9 13.0 3.54
4500 51.9 16.4 3.16
5000 58.5 22.2 2.63
5500 65.8 28.7 2.29
6100 72.3 32.7 2.21

0-20 MPH: 5.00 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.