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 Horsepower6QF and Sea Level (Approx.)
Rated Shaft Horsepower85F and 500 ft. (SAE)Metric
Continuous Shaft Horsepower85F 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
... 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 (85F., 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.800F.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.
730F.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,~~~~
