Mercury 20 User Manual

GENERAL INFORMATION
17
Serial Number
H
P
L
B
XXXX
XX
XXXXXXXX
XXXX
a
b
c
d
e
ob01356
K
W
K
G
MAX
RPM
a - Serial number
b - Model year
c - Model designation
d - Year manufactured
e - Certified Europe Insignia (as applicable)
20/25 Specifications
Models 20 25
Horsepower 20 25
Kilowatts 14.8 18.6
Full Throttle RPM Range 4500‑5500 5000‑6000
Idle Speed in Forward Gear 750 ± 50 RPM
Number of Cylinders 2
Piston Displacement 400 cc (24.4 cu. in.)
Cylinder Bore 65 mm (2.56 in.)
Piston Stroke 60 mm (2.36 in.)
Recommended Spark Plug NGK BPZ8H‑N‑10
Spark Plug Gap 1.0 mm (0.040 in.)
Gear Ratio 2.25:1
Recommended Gasoline Refer to Fuel & Oil
Recommended Oil Refer to Fuel & Oil
Gearcase Lubricant Capacity 260 ml (8.8 fl. oz.)
Battery Rating
465 Marine Cranking Amps (MCA) or 350 Cold
Cranking AMPS (CCA)
Ampere Hours (Ah) 70‑100

Mercury 20 Specifications

General

Brand	Mercury
Model	20
Category	Outboard Motor
Language	English