# EngineSpecification Data General Data

Model .......... . Number ofCylinders . . .. Bore and Stroke-in (mm) . Displacement-ina (L) . . .. Compression Rat1o . . . . . Piston Speed-It/min (m/min) . Valves Per Cylinder

Intake ........... . Exhaust ..... . Combustion System . Engine Type ..... Aspiration . . Configuration

Turbocharger . . . . . . . . . . . . Charge Air Cooling System . Blower Type . . . . . . . . . .. Blower Drive Ratio . . . . . . . Low Idle Speed-rimin . . . . Max. No Load Speed-rimin . Thrust Bearing Load Limit

Continuous-lbf(n) . . . . . .. lntermittent-lbf(n) . . . . . .. Engine Crankcase Vent System ...

Maximum Pressure-in H2 0 (kPa) . Physical Data

Size . . 1042-3000,5000



### .. 4

. 4.25x5.00 (108x127)

. 284 (4.66)

. 18.7:1

. 1750 (533)

. NotApplicable 

### . 4

Direct Injection lnline- 2Cycle Natural NotApplicable None

. Standard

. 2.05:1 .550

. 2250

. 400 (1780)

. 1200 (5340)

. Open

. 1.g (0.47) Length-in (mm) ............. 58.0 !1473) W1dth-1n (mm) . . . . . . . . . . . . . . 35.0 889) He1.9ht-1n (mm) ............. 41.0 1041) We1ght, dry-lb (kg) ............ 2275 (1032) We1ght, wet-lb {kg) ........... 2367 (1074) Center ofGravity Distance

From R.F.O.B. (x axis)-in (mm) . . . .. Above Crankshaft (y axis)-in (mm) . . . R1ght ofOutput Shaft (z axis)-ln (mm) .. Installation Drawing . . . . . . . . . . . NotAvailable NotAvailable NotAvailable 5171088 Marina Gear

Type .................... Allison M20 Reduction Ratios ............. 2.05:1 Lube Oil Capacity approx. (Does not

include heat exchanger &connections used externally)-pts (litre) . . . . . . . . 12 (5.7) (Marinegear must use straightviscosity oil) Fuel System

.. N60/1.460

. . NotApplicable

. . 53.8 (24.4)

. . 7.6 (28.6l

. . 506 (230

.. 71.2 (270) Fuel Injector/Timing . . . . . Fuel Infection Pump/Timing . . . Fuel Consumption-lbihr (kgihr) . Fuel Consumption-galihr (Uhr) . Fuel Spill Rate-lbihr (kgihr) . Fuel Spill Rate-galihr (Uhr) . Total Fuel Flow-lbihr (kgihrl . Total Fuel Flow-galihr (Uhr ...... . . 560 (254)

. 78.8 (298) Maximum Allowable Fuel Pump Suction

Clean System-in Hg {kPa) . . . . . . . . 6 (20) Dirty System-in Hg (kPa) ........ 12 (41) Fuel Filter Micron Size

Primary-Micron . . . . . . .. 30 Secondary-Micron . . . . . . . . . . . 12 Recommended Supply Line Diameter

in (mm) ................. 0.5 (12.7) Lubrication System

Oil Pressure

Rated Speed-lbfiin2 (kPa) . Low ldle-lbfiin2 (kPa) . . . . . In Pan Oil Temperature-'F ('C) Oil Flow-gal/min (Umin) . . . . . Oil Pan Capacity

High-qt (L) . . . . . . . . . . . Low-qt (L) .......... . Total Engine Oil Capacitywith .. 50 (345)

.. 5(34)

.. 200-235 (93-113) 27 (102) 20 (18.9) 15 (14.2) filters-qt {L) ......... . Bypass Oil Filter Orifice-in (mm) . Maximum Installation Angle . . . . . . . . 22 (20.8)

. 0.062 (1.57)

. 16' Emission Data

CO-gmlhr ............ .. HC-gmlhr ............. . NO,-gmlhr ........ . S02 -gmihr ........ . Smoke-Bosch Number . Noise-dB (A)@ 1m. Ref.: E4PR-1041-52-1 All values at rated speed and powerwith . . 1030

. . 60

. . 1550

. . 245

. . 1.5

. . 101 standard engine hardware unless otheiWise noted. CoolingSystem Engine Heat Rejection-Btu/min {kW) . Engine Radiated Heat-Btu/min (kW) .. Fresh Water Flow-gal/min {Um1n) ... Raw Water Flow-gal/min (Umin) . . . . Thermostat

Start to Open-'F ('C) . . .... Fully Qpen-'F ("C) . . . . . . . . . Maximum Water Pump Inlet Restriction

Fresh Water-in Hg (kPa) . . . . . Raw Water-In Hg (kPa) . . . . . . 4540 (79.8) 790 (13.9) 57.5(218) 47.0 (254) 173 (78) 186(86)

. 3.0 (10.2)

. 5.0 (17.0) Max. Raw Water Pump Pressure

lbfiin2 (kPa) . . . . . . . . . . . . . 10.0 (69.0) Fresh Water Capacity-qt (L) . . . . . . 24 (22.7) Minimum Pressure Cap-lbfi1n2(kPa) . . . 7.0 (48.3) Maximum Coolant Pressure {Exclusive

of Pressure Cap)-lbfiin2 (kPa) . . . . . NotAvailable Maximum Top Tank Temperature-'F ("C) 200 (93) MinimumTop Tank Temperature-'F (C) 160 (71) Minimum Coolant Fill Rategal/min (Uminl ....... . Suggested Raw Water Pipe Size

in (mm) ........... . Suggested Sea Strainer Size 3.0 (11.4) 2.5 {63.5) Simplex-in (mm) . . . . . . . . . . . . 3.0 (76) Duplex-in (mm) . . . . . . . . . . 4.0 (102) Maximum Pressure Drop thru Keel Cooler

lbf/1n2 (kPa) . . . . . . . . . 2.5 (17.2) AirSystem

Maximum AllowableTemperature Rise

(Outside Air to Engine lnlet)-'F ("C) . 30 (16.7) Air Intake Restriction Maximum Limit

Dirty Air Cleaner-in H 0 {kPa) . . . . Clean Air Cleaner-in

## 0 (kPa) .. . Engine Air Flow-ft3Jmin (m3Jmin) ... . Engine Air Box/Manifold Pressure25

### {6.2~ 16 (4.0 440 (1 .5) in Hg (kPa) . . . . . . . . . . . . . . . 10.0 (33.8) Recommended Intake Pipe Dia.-in {mm) . 5.0 (127)**Sug~ested** Min. Engine Room Vent Area

in (cm2) Max. Engine Room Depression 0.2 in**H~** ....... . Exhaust System

Exhaust Flow-ft3Jmin (m3Jmin) .. Exhaust Temperature-'F ("C) . Maximum Allowable Back

Pressure-in Hg (kPa) . . . .. Recommended Exhaust Pipe Dia.

Single-in (mm) . . . . . . Dual-in (mm) . . . . . . Electrical System

Recommended Battery Capacity

(CCA@ O'F) 12 Volt System

Above 32'F (O'C)-A . . .. Below 32'F (O'C)-A . . .. 24 Volt System

Above 32'F (O'C)-A . . . . . Below 32'F {O'C)-A ..... Maximum Allowable Resistance of

Starting Circuit

12 volt system-ohm . 24 volt system-ohm . Performance Data

Power Output-bhp (kW) . Power Output-shp (kW) . Rated Load Speed-rimin . BMEP-Ibfiin2 (kPa) . . . . Friction Power

Rated Speed-fhp (kW) Engine 42 (273) 1020 (28.9) 790 (421) 4.5 (15.2) 3.5 (89) Not Applicable
950 1250 475 625

. 0.0012

0.002 140 {204)

. 135 (101)

. 2100

. 93.1 (642)



### . 56 (42) Fuel BSFC Speed Power r/min bhp (kW) Power shp (kW) !Jalihr lbibhp hr (llter/hr) (gikW hr) 2100 2000 1800 1500 1200 140 (104) 137 (102) 128 (95.3) 110 (82.1) 133 (100) 130 !97) 122 91) 7.7 (29.1) .384 (234) 7.5 !28.2l .382 (232) 6.9 26.2 105 78) .379 (231l 6.1 (22.9l .384 (234 5.1 (19.2 .399 (242) 89 

### (66.3) 85 

### (63) Engine Speed r/min 2100 2000 1800 1500 1200 Prop Load shp (kW) 135 (101! 117 (87 85 t3) 49 37l 25 19 CURVE NO. E4-1042-52-3 DATE: 7-17-69 REVJOATE: 316-29-89 SHT.20F4 Prop Fuel !Jalihr (llter/hr) 7.7?9.1! 6.6 25.1 4.9 (18.5) 3.0 (11.5) 1.8**(~.8)** Prop BSFC lbibhp hr (gikw hr) .384 (234) .377 (229) .376 (229) .394 !239) .430 262)

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# © 4-71 Marine Rating: Intermittent 140 BHP@2100 RPM 135 SHP@2100 RPM Injector: N60 

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# 1200 1400 1600 1800 2000 2200 2400 Engine Speed-RPM ACCESSORIES: ALLISON M GEAR, RAW WATER PUMP, ALTERNATOR 12V42A 

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Air Intake Restriction · in. H 2

## 0 (kPa) .. 10 (2.5) Exhaust Back Pressure · in. H 2

## 0 (kPa) .. 15 (3.7) • Power output guaranteed within 5% at SAE J1228 conditions·

# Ce#~ Cu'rve No. n•F (25.C) air inlet temperature; 29.31 in. Hg (99kPa) dry barometer; 1oo•F (39.C) fuel inlet temperature (.853 specific gravity at so•F). 

# E4-1042-52-3 Power rated in accordance with NMMA Procedure. 

# Date: 7-17-69 • Conversion factors: Power: kW 

### = bhp x 0.746 

# Rev./Date: 3/6-29-89 Fuel· L'hr 

### = gal'hr x 3.785 • Values are denved from currently available data and subject to change 

# Sht. 1 of4 w1thout notice.