Yamaha F4B Service Manual

1-1
SPEC
Specification
Model feature
General feature
F4B, F5A, F6C Overall feature
• 4-stroke, 1-cylinder, OHV, 2-valve, 139.0 cm
3
(8.5 cu. in) engine
• Low emission in compliance with EU regulations
a Power unit
• Compact OHV engine
• Blowby gas reburning system
• Trochoid type oil pump lubrication
• Decompression starter
• Fuel line with a primer pump
• Dual fuel line
• Recoil manual starter
b Electrical
• Ignition timing control by CDI unit
• CDI unit with the integrated ignition coil
• Charging system (optional for European
market)
c Bracket unit
• Manual tilt
• Reverse lock system
• Balanced carrying handle
d Lower unit
• Under water exhaust system
a
b
c
d

Yamaha F4B Specifications

General

Brand	Yamaha
Model	F4B
Category	Outboard Motor
Language	English