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Yamaha F4SMHA 4 Stroke

Manual Start


Lightweight, compact and economical, Yamaha’s single-cylinder portable F4 has been designed to be ultra-easy to use and transport. Featuring a specially developed four stroke, Overhead Valve (OHV) design, this engine delivers excellent fuel efficiency and smooth running. Attention to detail makes this Yamaha small engine great by delivering a user experience that stands head and shoulders above anything else.

Technical Specification

Engine Type 4-Stroke, OHV, 1-cylinder
Bore x Stroke (mm) 62 x 46
Fuel Tank Capacity (l) 1.1
Displacement (cc) 139.0
Recommended Maximum RPM 4000-5000
Fuel Management Carb
Ignition CDI
OEDA Emission Rating 3
Lubrication System Wet sump
Alternator Output 12V – 6A with Rectifier Regulator (Optional)
Gear Ratio 2.08:1
Starter System Manual Choke
Operation Method Tiller Handle
Trim and Tilt Method Manual Tilt
Digital Gauges N/A
Command Link Gauges N/A
Transom Height (mm [inch]) S: 435 [17.1] | L: 562 [22.1]
Dry Weight (kg) S: 27 | L: 28

Price includes:
Pre delivery of engine
Alloy Prop

Price does not include:
Fuel Tank