Table of Contents
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Engine Type
Horsepower
Governor
Combustion Chamber
Bore & Stroke
Piston Displacement
Firing Order
Direction of Rotation
12C MARINE PROPULSION ENGINE
GENERAL SPECIFICA nONS
Diesel, four-cycle, two-cylinder, fresh water
cooled Vertical, in-line
12 hp at 3000 R.P.M.
Mechanical, centrifugal weight
type
Swirl chamber type
2.99 x 2.76 inches (76 x 70 mm)
38.75 cubic inches (0.635 liters)
I - 2
Clockwise, when viewed from the front
Maximum Torque (at 2200 rpm)
30 Ib.-ft (4.15 kg-m)
Compression Ratio
Compression Pressure
Valve Seat Angle
Valve Clearance
(engine cold)
Dimensions:
Weight
Fuel Consumption:
Inclination
Idle Speed
Cruise RPM
Maximum RPM
10
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: 17.22 inches (437.3 mm)
Length: 25 inches (635 mm)
225 LBS ( 102.13 kgs)
0.7 gph (2.65 Iph) at 2500 rpm (approx.)
Continuous 14°
Temporary 25° (not to exceed 30 min)
1000-1200 rpm
2000-2500 RPM
2900 - 3000 RPM
Westerbeke Engines
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