Four Engine Specifications - Westerbeke 44A FOUR - 35C THREE Operator's Manual

44A. 448, 44C FOUR ENGINE SPECIFICATIONS
Engine Type
Displacement
Aspiration
Combustion Chamber
Bore & Stroke
Firing Order
Direction of Rotation
Compression Ratio
SPECIFICATIONS
Diesel, four-cycle, four-cylinder, fresh water-
cooled, vertical in-line overhead valve
mechanism.
1 07.3 cubic inches (1.758 liter)
Naturally aspirated.
Swirl type.
3.07 x 3.62 inches (78 x 92 mm)
1 - 3- 4 -2
Clockwise, when viewed from the front.
22:1
Dimensions- inches (mm) Height: 18.6 inches (472.4 mm)
Engine Only Width: 23.0 inches ( 584.2 mm)
Length: 25.6 .inches ( 914.4 mm)
Weight
Fuel Consumption
Inclination
331 lbs (150 kgs) without transmission.
44A 2.5 g/hr (9.7 ltr/hr) at 3600 rpm
448 1.6 g/hr (6.0 ltr/hr) at 3000 rpm
44C 2.4 g/hr (9.0 ltr/hr) at 3000 rpm
Continuous 15°
Temporary. 25° (not to exceed 30 min.)
TUNE-UP SPECIFICATIONS
Compression Pressure
Minimum
Valve Timing
Valve Seat Angle
Engine Timing
Injector Pressure
Valve Seat Angle
Valve Clearance
(engine cold)
Engine Speed
Horsepower
Rating
427 psi (30 kg/em') at 280 rpm
384 psi (27 kg/em')
Intake Opens
Intake Closes
45°
1 7" BTDC ( 44A/Four)
21
o
BTDC (448/Four and 44C/Four)
1991 + 71 - 0 psi (140 + 5 - 0 kgf/cm').
Intake 45°
Exhaust 30°
0.25 inches (0.0098 mm)
3600 rpm (44A/Four)
3000 rpm (448/Four and 44C/Four)
44A/Four: 40 Hp at 3600 rpm
448/Four: 44 Hp at 3000 rpm
44C/Four: 38 Hp at 3000 rpm
General
Fuel
Fuel Injection Pump
Nozzle
Fuel Filter
Air cleaner
AirFlow
(engine combustion)
Fuel Lift Pump
FUEL SYSTEM
Open flow, self priming.
No. 2-D (Cetane rating of 45 or higher).SAE
J313, grade of diesel fuel according to ASTM
D975
In-line plunger type (BOSCH).
Throttle type.
Cartridge type.
Replaceable paper filter cartridge.
140 cfm (3.9 cmm) at 3600 rpm.
93 cfm (26.2 cmm) at 3000 rpm.
12 volt DC lift capacity of 5' (1.5 mm) solid state
ELECTRICAL SYSTEM
Starting Battery
Battery Capacity
DC Charging Alternator
Starting Aid
Starter
Cold Cranking
Amp Draw
General
Operating Temperature
Fresh Water Pump
Raw Water Pump
Raw Water Flow
(Measured before
discharge into
elbow approximately)
System Capacity
(Fresh Water)
12 Volt, (-) negative ground
400 - 600 Cold Cranking Amps (CCA)
51 Amp rated, belt-driven
Glow plugs, sheathed type
12 Volt, reduction gear
150-175 DC Amps
COOLING SYSTEM
Fresh water-cooled block, thermostatically-
controlled with heat exchanger.
170-190° F (77- 88° C)
Centrifugal type, metal impeller, belt-driven.
Positive displacement, rubber impeller,
belt-driven.
44A/Four
448/Four
44C/Four
9.5 gpm at 3600 rpm
8.0 gpm at 3000 rpm
8.0 gpm at 3000 rpm
8.0 US qts (7.61iters)
LUBRICATION SYSTEM
General
Oil Filter
Sump Capacity
(not including filter)
Operating Oil Pressure
(engine hot)
Oil Grade
Pressure fed system.
Full flow, paper element, spin-on type.
5.7 U.S. qts (5.4 liters)
50- 60 psi (3.5- 4.2 kg/em')
API Specification CF, CG-4, CH-4 or Cl-4
SAE 15W-40, 1 OW-40
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