Engine
Type·
Govemor
Valve Mechanism
Combustion Chamber
Bore & Stroke
Piston Displacement
Firing
Order
Direction
of
Rotation
W
30B Tl-IREE MARINE DIESEL
ENGINE
GENERAL SPECIFICATIONS
Diesel, four-cycle, three-cylinder, fresh water-cooled,
vertical, in-line (27
hp
at
3600
rpm
maximum)
Mechanical, centrifugal weight
type
Overhead
SwIrl
chamber type
2.99 x 2.76 inches (76 x 70 mm)
59.09 cubic inches (0.952 Itters)
1-3-2
Clockwise,
when
viewed from
the
front
Maximum Torque
(at 2200 rpm) 43 Ib-ft (5.9 kg-m)
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
23:1
398 psi (28
kglcm
2
)
at
280 rpm
Intake
45°
Exhaust 45°
Intake 0.0098
inches
(0.25 mm)
Exhaust
0.0098
inches
(0.25
mm)
Height: 19.75
inches
(501.65 mm)
WKlth:
16.00 inches (406.40 mm)
Length: 28.81
inches
(731.77 mm)
Continuous
14°
Temporary 25°
(not
to
exceed 30 min.)
272 Ibs (123.3 kgs)
1.19
U.S.
gph
(4.5 Iph) running
at
2500 rpm (approximate)
1000 - 1200
rpm
2500 - 3000 rpm
l"'fN'IWESTERBEKE
I Engines & Generators
61
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