Detmit Diesel Engines marine modelslow profile

-..

8V-71350hP*

specificationsBasic Engine 8V-71

Mopel

Engine TypeNumber of CylindersBore and Stroke

Two Cycle Displacement (EveryDownstroke a Powerstroke)

Rated Brake Horsepower6Q°F and Sea Level (Approx.)

Rated Shaft Horsepower85°F and 500 ft. (SAE)Metric

Continuous Shaft Horsepower85°F and 500 ft. (SAE)Metric

Compression RatioApprox. Net Weight (dry)

with Standard Equipment

7082-3001 (port)7082-7001 (starboard)Two Cycle84% in. x 5 in.

(108 mm x 127 mm)

568 cu. in, (9299 cc)

*350 @ 2300 RPM

ENGINE PERFORMANCE*MODEL8V-71

360

320

Rating Explanation

RATED BRAKE HORSEPOWER-Approx. basic engine power.RATED SHAFT HORSEPOWER-Net power available at themarine gear output shaft; this rating is recommended for pleasurecraft applications.CONTINUOUS SHAFT HORSEPOWER-Net power available atthe marine gear output shaft for continuousduty or workboatapplications.PROPELLER LOAD-Indicates horsepower absorbed by a typicalpropeller and the corresponding fuel consumptionthroughoutthe speed range.

325 @ 2300 RPM330 @ 2300 RPM

230 @ 1800 RPM233 @ 1800 RPM18.7 to 1

3130 Ibs. (1420 kg)

280

240a:w

5200fu~1600:I: 120

80

40

1200 1400 1600 1800 2000 2200

ENGINE SPEED - RPM

"'Rated" curves based on use of N70 Injectors"Continuous" curves based on use of NSS Injectors

2400

20

6a:

5,2<'"18 ...JWOJ

4 u.

-PERFORMANCE AT SAE STD. 1 1CONDITIONS OF 8S'F AIR INLET _I I I I I I I 1 1 ITEMP. AND 29.00 IN. HG RATED POWER OUTPUT(DRY) BAROMETER - GUARANTEED WITH IN

S% AT SAE STD--APPROX. PERFORMANCE AT

ABIIENT CONDI\IOINSI6O'F AIR INLET TEMP. AND29.92 IN. HG (DRY) BAROMETER 350 BHP

1 .........,. 32SSHP1 f-....r J-"P'-:i: ",,,,'" ou'"

"p'-\)f-" c,o\'li\'lU '

2yOFHryFUEL- -

/1R?PTLTE TOfDI-VI

ACCESSORIES: -

STREAR -

, GENERATOR 24V, 20 AMP-

N",UI-<I1\ON', fUeL CO

FUEL-PROPELLER LOAD

I1I11 (

n

.Specifications subject to..change without notice.

@Detroit Diesel AllisonDivisionof GeneralMotorsCorporation

13400 West Outer Drive Detroit. Michigan. 48228. .

InCanadaOleselDivISion.GeneralMotors01CanadaLimited LondonOntario.'

4SA87 11-72 Litho in U.S.A.

... 10... ,. "..,.

TYPE

,..,ODEL

PROPELLER SHAFT ROTATION: (AS VIEWED FROl4 OUTPUT FLANGE)STARBOARD UNITPORT UNIT

WEIGHT DRY:

REVERSE AND REDUCTION GEARTYPEREDUCTION RATIO

LUBE OIL CAPACITY

ELECTRICAL SYSTEM

MAXIMUMINSTALLATION ANGLE

ENGINE LUBE OIL PAN CAPACITY (APPROX.)

RATING (85°F., 29.0 IN.HG.(DRY) BARO~~TER,SAE)

AIR CONSUMPTIONSUGGESTED MINIMUM ENGINE ROOMVENT AREA.

COOLING SYSTEM (HEAT EXCII. OR KEEL COOLING OPTIONAL)HEAT REJECTION TO COOLANTFRESH WATER CAPACITYFRESH WATER FLOW(TO KEEL COOLER)MAXIMUMPRESSURE DROP THROUGH KEEL COOLER

.RAW WATER FLO~lMAXIMUMINLET RESTRICTION AT PUMPMAXIMUMPUMP PRESSURESUGGESTED PIPE SIZESUGGESTEDSEA STRAINERSIZE - SIMPLEX

DUPLEX

FUEL SYSTEM:FUEL CONSUMPTIONPUMP FLOWMAXIMUMINLET RESTRICTION AT PUMPSUGGESTED PIPE SIZE

EXHAUST SYSTEM:GAS FLOWTEI4PERATUREMAXIMUMEDIAUST BACK PRESSURE AT MFD.SUGGESTED PIPE SIZE-TWIN

. SINGLESUGGESTED EXHAUST SILENCER SIZE-TWIN

SINGLE

OUTLET

SPECIFICATIONS: MARINE APPLICATION

8 CYLINDER, 63.5° VEE, 2 CYCLE DIESEL567.4 CU. IN. .DISPLACEME,'IT

7082-7000 RH (STARBOARD UNIT SHOWN)7082-3000 LH (PORT UNIT ~PPOSITE ROTATION)

3100

CLOCKWISE (FOR R.H. PROPELLER)COUNTERCLOCKWISE(FOR L.H. PROPELLER)

LB. APPROX.

ALLISON M & MIl (HYDRAULIC)1.0:1, 1.?:1, 2.0:1 (M SERIES)1:1,1.5:1,2.0:1,2.5:;1.,3.0:1,3.7:1,4.5:1 (1411SERIES)M GEAR 6 Q'l's.MH OEAR 8-1/2 QTS

12,24, or 32 VOLT

15°

23 QT. - 0°-15° INSTALLATIONANGLE(DEEP PAN)17 QT.. - 0°-10° INSTALLATIONANGLE(SHALLOWPAN)

INTERMITTENT

(PLEASURE CRAFT)

320 SHP e 2300 RPM

950 CFM91 IN2

11,830 BTU/MIN.15 GALLONS129 OP/46 PSI105 OPM5 IN.IIO.10 PSI2 1/2 IN. .3 IN.If IN.

CRE\~ BOAT &(PLEASURE CRAFT)

270 8 2100 RPM

870 CFM284 IN

9,980 BTU/MIN.15 GALLONS116 GP/~6 PSI98 GPM5. IN. IIG.10' PSI2 1/2 IN,3 IN.4 IN.

.. -.-

16.1 OPH90 UI'Ii6 IN.HO.(CLEAN FILTER)1/2 IN.(5/8" TUBING)

61.:5 LB/~lIN.800°F.4.4 IN.HG.

4 IN.5 IN.5 IN.6 IN.

CONTItlUOUS

(WORK BOAT)

230 SliP @ 1800 RPM

750 CFM272 IN

8,500 BTU/MIN.15 OALLONS92 GPM6 PSI88 OPM5 IN.HG.10 PSI2 1/2 IN.3 IN.4 IN.

13.2 OPII9u OPH6 IN.HO.(CLEANFILTER)1/2 IN.(5/8"TUBING)

53.1 LBIMIN.

730°F.3.3 IN.HG.3 1/2 IN.5 IN.4 IN.6 IN.

SHEET 2 of 2

D'" InN.1 RCV'SIO. .CCO.O 0"' rCHK.

DO NOT SCALE- ERRORS MUST BE REPORTEDTHEPOLLOWINQITEMS"'LY UNLUSOTHCRW,SES.ECIF'EO,

'00.- ON"H,"SIONSLOCATIN."N"."SU .a...Hm,s ..".. COHHO. ,'""",., HUST ",CO""",.., WI"'H . . . . . . . . . . . . . . . . 'H.

flNI" su.ow."".., " O,"OT.. .OS, ". ..., m: LOCA"H. POIN" (0)HUS' .. IH"" ANO m... tAITlH.. 'O..IN.. ""LEO ... ,u.tN,. HOLE

TOL.RAHen 0"'''''. DH DRAWIN. 'N."". ,.U.",".. ALL TA"'. ,0,tI.

:;':,~:':':;:,~~:.~ '( /f ).~N,~'~:'~~;;~:~':':.~~","~::'~; S,~~~~<;:,"" MUIT..m. Dr'URft<

,!!:;!~"" (" D"' , 6"SC4U RU."-" I :t!rio.-..- U"D ""D.

"'D.M'TLSPEc.

MpDEL 7082-300t,700~(Low Profile).,....

INSTALLATION DRAWING8v-71 MARINE ENGINE

'ART-.. DWe;.s".

5139766 B