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    F4

    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.

    Features

    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
    • Colours