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Westerbeke 20B TWO/30B THREE User Manual

Westerbeke 20B TWO/30B THREE
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W
20B
TWO
MARINE
DIESEL ENGINE
Engine
Type
Governor
Valve
Mechanism
Combustion Chamber
Bore
& Stroke
Piston Displacement
Firing Order
Direction of Rotation
Maximum
Torque (at 2200 rpm)
Compression Ratio
Compression Pressure
Valve
Seat
Angle
Valve
Clearance
(engine cold)
Dimensions
Inclination
Dry Weight
Fuel
Consumption
(propeller allowing
rated
RPM)
Idle
Speed
Cruise
RPM
GENERAL
SPECIFICATIONS
Diesel,
four-cycle, two-cylinder,
fresh
water-cooled,
vertical, in-line
(18
hp
at
3600
rpm
maximum)
Mechanical, centrifugal
weight'type
Overhead
Swirl
chamber type
2.99
x 2.76 inches
(76
x
70
mm)
38.75
cubic inches
(0.635
liters)
1-2
Clockwise, when
viewed
from the front
30 Ib-ft (4.15
kg-m)
23:1
398
psi
(28
kg/cm
2
)
at
280
rpm
Intake 45·
Exhaust 45·
Intake
0.010
inches
(0.25
mm)
Exhaust
0.010
inches
(0.25
mm)
Height: 19.75 inches
(501.65
mm)
Width: 16.00 inches (406.40
mm)
Length: 25.87 inches
(657.10
mm)
Continuous 14·
Temporary 25· (not to
exceed
30
min.)
228lbs
(103.4
kgs)
0.7
U.S.
gph (2.65Iph) running at
2500
rpm (approximate)
1000
-1200 rpm
2500
- 3000 rpm
Engines & Generators
58

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Westerbeke 20B TWO/30B THREE Specifications

General IconGeneral
BrandWesterbeke
Model20B TWO/30B THREE
CategoryEngine
LanguageEnglish

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