YAMAHA F4

£1,080.00

Engine type

4-stroke

Displacement

139 cm³

No. of cylinders/configuration

1, OHV

Bore x stroke

62.0 mm x 46.0 mm

Prop shaft output at mid range

2.9 / 4,500 rpm

Full throttle operating range

4,000 – 5,000 rpm

Lubrication system

Wet sump

Fuel Induction System

1-Carb

Ignition / advance system

CDI

Starter system

Manual

Gear ratio

2.08 (27:13)
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