A SMALL LIGHT 4 CYLINDER 4 CYCLE DIESEL ENGINE

A SMALL LIGHT 4 CYLINDER 4 CYCLE DIESEL ENGINE

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ENGINE SP?EO RPM

- - - 'm-----:p=-E=CR"C FORMANCE DATA

OUALITY CONSTRUCTION - fresh water cooting with therr ostatic con trols, 50 amp alternator with radio shieldi ng. metallic water piping wherever possible fo r endurance. rog-type altern ator belts reduce sl ippage, glow plug cold weather startin g aid. oversized 3 " diameter heat exchanger. shut-off fu nction buil t into throttl e control. cast iron head and block for iong life. PARTS SUPPLY - nat ionwide stock of pa rts fo r Westerbeke engines and generators means better ser vice from an expanding network of stoc ki ng distri buto rs a nd dea le rs. EXCEPTIONAL SMOOTHNESS - 4 cyli nder 4 cycle engi ne. high inertia fl ywheel. vibration isolating mounts. SELF BLEEDING FUEL SYSTEM - Res",.ns after running out of fue l without manual air bleeding .

VERY LIGHT WEIGHT - aluminum water-cooled two pass ex haust manifold and flywheel housing. save weight without sacrificing cast iron head and block. EASE OF MAINTENANCE - removable end caps on heat exchanger for easy clean out . conven ient oil drain system needs no hand pump. all wiring is led to a single 8.pin connector; heavy duty zinc an odes fo r heat ex changer.

EXCEPTIONAL OUIETNESS - custom designed, tuned intake silencer reduces intake air noise; modern swirl type co mbustion chamber design softens diesel clatter,

STANDARD EQUIPMENT

Short profile 2-1 manual transmission . Propeller half coupling Adjustable flex isolato r engine mounts ( IS" o n center) Fresh water cooling system . Coolant recovery tank 12 volt 50 ampere alternator ? Glow plug cold weather starting ale Throttle, stop,and shift control brackets . Water Injected Exhaust Elbow - Operato rs manual - Engine pre-wired at the factory with a

. . single 8 pin co nnector ~ (q( ;\ OPTIONAL EQUIPMENT

Maximum Power Output ....

30/ 3000 RPM

Typical Fue l Consumption Rate

,063US gal/HP/hr

Typical Fuel Consumption Rate at 2500 RPM

Wben Wbeeled to Tum 3000 RPM

, , , , , , , , . I .OUS gal/hr

Capacity of Lubri cant

. . . . . . . .

4 Qts

Capacit y of Coolant

' , , , , , , ., , ...... ". , , , 8'h Qts

SPECIFICATIONS

Model Nu mber "" , , , , , , , , , , , , , , , , , , , , , W esterbeke 27

Engi ne Type , , , , , , . . ...... 4 cycle, water cooled, naturally

aspirated, vertical overhead valve, diesel engine

Cyl inder a rrangement

...... 4 cyli nders in line

Bore & Stroke .

, , , 2,87? x3,07 ? (73mm,x78mm,)

Displ acement , , ,

' , . , , , , ..80 cubic inch (1.3 litre) (

Compression rati o

... .23 to 1

No. of main bearings .

. ...... .5

Rotation , .... , , , , . , , , , , , ,SAE Std , (clockwise faci ng front end)

Fuel Injection Pump , , , , , , , , , , Bosch Distributor Type Individual

plunger for each cylinder. cam driven in a precision

housing machined in bloc k fo r rigidity and accuracy.

Regulat or , ' , , , , , , , ,

, , , , , , , IC (built in type)

Injectors , , .

, , , , , , , , , , , , , , , , Pintle type

Combusti on Chamber , , . , , , , ,Swirl type for easy starting an d

quiet operatio n

Firing order """"'" , , . , , , , , , ' , , , , , , , , , , , , , ,1-3-4-2

Govern or ,

, Mechan ical centrifugal type

Fuel filter , , , , , , , , , , , ' "" , , , ,

, , Paper element type

Lubricating device , , , , ,,' Forced lubrication by trochoid pump

Lub, oil filter , , , , , , , , " " Full flow, spin on, paper element tVPt'

Start ing motor , , , , , ,

, , , ,Geared elect ric motor, 12 Volt,

Starting aid , , , , , , , , , , , , , ' , , , , 12 Volt sheathed type glow plug

Fuel pump , , , , , , , , , , , , , , , , , , , , , , , , ' , , , Elect ric plungertype

Dry weigh t of engine (w/ trans,) , , , , , , , , , , ' , , , , , , , , , , , 434 Ibs,

Power take-off ' , , , , , , , , , , , , , , , , , , ,Va rious crankshaft pulleys

CALL YOUR WESTERBEKE REPRESENTATIVE

Vario us accessory front pulleys Hydro-Hush Muffler Sea Water Strainer Alternator Output Splitter

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Five function Electric Instrument Panel including Hour Meter and

T a c h o me te r

Various optional transmissions

Front exhaust outlet fo r Vee Drive applications

OR CONTACT THE ...

J. H. WESTERBEKE CORP.

t1 R7500 12/83

Avon Industria l Pa rk, Avon, MA 02 322, (617) 588- 7700 Cable : Westc orp, Avo n, Te lex: 92-4444

A NEW GENERATION

OF MARINE ENGINES

The Westerbeke 27 provides 4 cylinder. four cycle smoothness

In a lightweight. compact engine. Cylinder heaclancl bfock are of

cast Iron for strength ancllong life while aluminum Is used In non-

wearing parts for lightweight. The performance from this 80

cubic Inchenginewillamue you.Standard equipment not usually

found on engines this . . . Include Ft8h W.,. CooIinJ, 12 Volt SO

Dr_ Amp ~lfe"..fot, 1'tewiledElectric"S"*""W-Illeulii.,,,.,Sysfem

and a convenient Oil

S"*,,, to eliminate -sv 011 changes.

The Westerbeke 27 Is the smallest four cylinder diesel In the

Westerbeke f_lIy of marine engines. AdcllHonal diesel engines

are available from 13 to 120 hp all fresh _ter cooled and all

built for performance. durability and economical operation??? A

true family of marine engines with standardized features and

comlllOllbed parts for higher quality at ' - r co....

A SMALL LIGHT 4 CYLINDE- R 4 CpYq., CLE- DIESEL ENGINE

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. PERFORMANCE CURVES

MAXIMUM

INTERM lnENT

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CONTI NUOUS

QUALITY CONSTRUCTION - fresh wat er cooling wit h thermosta tic controls . SO amp a lt e rnator with radio shie lding , metallic wat e r piping wh e rever possible for e nduralll:e, t og-type alt ernator belts reduce slippage. glow' plu g cold weath er slarting aid. oversized 3" diameter heat exchanger. shut-off funct ion buill into throttl e control. cast iron head and block for long life.

PARTS SUPPLY - nationwide stock of parts for Westerbeke e ngin es and ~enera l ors mea ns be tt e r service fro m an e xpa nding network of stocking distributors and dea lers.

EXCEPTIONAL SMOOTHNESS - 4 cy linder 4 cycle engine. high inertia flywheel. vibration isolating mounts. SELF BLEEDINC FUel SYSTEM - ReSians after runn ing OUI of fuel without manual air bleeding .

VERY LICHT WEICHT - aluminum water-cooled two pass exhaust manifold and flywheel housi ng. save weight without sac? rificing cast iron head and block .

EASE OF MAINTENANCE - removable en d caps on heat exchanger for easy clean out, co nvenient oil drain system needs no hand pump. all wiring is led to a single B-pin co nnector ; hea vy duty zinc anodes for heat ex changer.

EXCEPTIONAL QUIETNESS - custom designed, tuned intake silencer reduces intake air noise; modern swirl type combustion chamber design softens diesel clatter.

STANDARD EQUIPMENT

Short profil e 2- 1 manual transmission ? Propeller half coupling

Adjustable flex isola tor engi ne mounts (15 11 on center)

Fresh water c()olin~ system ? Coolant recovery tank

12 volt 50 ampere altern ator . Glow plug col d weather start in ~ aid

Th rottl e. stop. and shift control hrackets ? Operators manual Engine pr e-wired at the factory with a single R pin connector

OPTIONAL EQUIPMENT

' - Various acressflry front pulleys

. Walter Injected Exhaust Elhow

8 Hydro-Hush Muffler

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Sea Wat er Strain er

WESTER6 ?IIE

Alt ernator Output Spli tt er

Five fu nction Electric Instrument Panel includin~ Hour Meter and

T achom eter

Various optional transmissions

Front ex hau st out let lor Vee Drive applicat ions

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ENGiNE SPEED RPM

11.7!:o

PERFORMANCE DATA

Maximum Power Output Typical Fuel Consumption Rate Typical Fuel Consumption Rate al 2500 RPM

When Wheeled to Tum 3000 RPM Capacit y of Lubricant . Ca paci ty of Coo lant

30/ 3000 RPM .06JUS gal/HP/hr

... t .OUS gal/hr 4 Qts

...... 8Y1 Qts

SPECIFICATIONS

Model Number

. . . . . . . . . . .... Westerbeke 27

Engin e Type . . . .

. ....... 4 cycle. wat er cooled. naturally

aspirated. vertical overhead valve , diesel engine

Cy linder arrangemen t

....... 4 cylinders in line

Bore & Stroke .

. .......... 2.87"x3.07 " (73mm.x78mm.)

Displacemen t . . . . . . . . . .

. ....80 cubic inch (1.3 litre)

Compression ratio

... 23 to 1 (

No. of main bearings . .

........ 5

Rotat ion

........... SAE Std. (cloc kwise facing front end)

Fuel Injec tion Pump .

. . Bosch Distributor Type Individual

plunger for each cyli nder . ca m driven in a precision

housing machined in block for rigidity and accuracy.

Re~ulator .

. ................... Ie (built in type)

Injectors . . . . . . . . . . . . . . . . . . . . . . . . . . .

. Pintle type

Combustion Chamber . . ..... Swirl type for easy starting and

quiet operation

Firing order

......... . .... 1-3-4-2

Governor . . . . .

. Mechanical centrifugal type

Fuel filter . . . . . . . . . .

. . Paper element type

LubricatinH devi('e .

. Forced lubrication by trochoid pump

Lub. oil filter .

. .... Full flow. spin on. paper element tvP.

Starting motor ................. Geared electric motor. 12 Volt .

Starting aid . . . . . . . . . . . . .. 12 Volt sheathed type glow plug

Fuel pump

.. Elect ric plunger typo

Dry weight of eogin. (w / tr"n, .) . ..................... 434Ibs.

Power take?nff

......... , . Various rrankshaft pulleys

CALL YOUR WESTERBEKE REPRESENTATIVE

OR CONTACT THE . . .

(

J. H. WESTERBEKE CORP.

Marine 1'o'tP 2182 7500

Avon Industrial Park, A v on, MA 02322, (617) 588-7700 Cable : Westcorp, A von, Te lex : 92-4444

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