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Mercury 4 TwoStroke User Manual

Mercury 4 TwoStroke
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Models 4C 4.9 5B‑D
Overall height
S=1007 mm (39.6 in.), L=1134 mm (44.6 in.)
UL=1261 mm (49.6 in.)
Transom
height
S=435 mm (17.1 in.), L=562 mm (22.1 in.),
UL=689 mm (27.1 in.)
Weight
S=20.0 kg (44 lb), L=20.5 kg (45 lb)
UL=21.0 kg (46 lb)
Output
2.9 kW
(4 HP)
3.6 kW
(4.9 HP)
3.7 kW
(5 HP)
Max operating
range
4500–5500 RPM
Idle speed in
forward gear
850 RPM
Idle speed in
neutral gear
1000 RPM
Engine type Two‑Stroke
Number of
cylinders
1
Bore x stroke 55 x 43 mm (2.17 x 1.69 in.)
Displacement 102 mL (6.22 in.³)
Exhaust
system
Through hub exhaust
Cooling
system
Thermostat controlled
Lubrication
system
Engine oil mixed gasoline
Fuel
Unleaded regular gasoline pump posted 87 Octane
(research octane rating of 92)
Engine oil Mercury/Quicksilver or recommended Two‑Stroke engine oil
Engine oil
mixing ratio
1:50 (Engine oil:fuel)
Starting
system
Manual starter
Ignition
system
Flywheel magneto CDI
Spark plug NGK BPR7HS‑10
Trim position 6
Gear oil
Mercury/Quicksilver gear oil or API GLS, SAE #80 to #90,
approximately 195 mL (6.6 fl oz)
GENERAL INFORMATION
14 eng

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Mercury 4 TwoStroke Specifications

General IconGeneral
BrandMercury
Model4 TwoStroke
CategoryOutboard Motor
LanguageEnglish

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