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HF-3M78 21HP Small 3 Cylinders Performance Marine Engine Diesel Inboard Engines

Basic Info

Model No.: 3M78

Product Description

HF-3M78 21HP Small 3 Cylinders Performance Marine Engine Diesel Inboard Engines. We specialize in manufacturing marine Diesel Engines, also called boat engine, inboard engine, boat motor, marine engine, engine marine, engine boat, boat engine.

HF-3M78 Marine Diesel Engine
1.Vertical,water-cooled,4-Stroke
2.Alternator:14V/600W
3.Marine gearbox:M30
4.Reduction ratio:2:1

Marine Diesel Engine Datasheet

Model

HF-3M78

Type

Vertical,water-cooled,4-Stroke,Swirl chamber

No.of Cylinders

3

Bore*Stroke(mm)

78*78.4

Total displacement(L)

1.123

Rated Power(HP/r/min)

21/3000

Max.torque(N.m)

≥54

Alternator

14V/600W

Mariine gearbox

M30

Reduction ratio

2:1

Transmission

Mechnical

Installation angle

≤20°

Net weight(kg)

135

Model Gearbox Reduction ratio No. of cylin- ders Bore/stroke (mm) Displace-ment (cm³) Rated power (HP) Rated speed (r/min) max. torque at r/min SFC (g/kW.h) Starting method Alternator Volt/Watt Dry weight (kg)

Dimension (LxWxH)

(mm)

2M78 M30 2:1 2 78*78.4 750 14.3 3000 37.4 256 electric 14V/750W 115 663*467*535
3M78 M30 2:1 3 78*78.4 1123 21 3000 ≥56 255 electric 14V/750W 155 752*467*535
380H MA100 2:1,2.5:1,3:1 3 80*90 1357 27 3000 ≥70.4 242 electric 14V/750W 290 830*560*724
H60 2.13:1,2.63:1 3 80*90 1357 27 3000 ≥70.4 242 electric 14V/750W 232 840*550*724
380M SCG025 1.88:1,2.74:1 3 80*90 1357 27 3000 ≥70.4 242 electric 14V/750W 232 845*550*724
M60 2.13:1,2.63:1 3 80*90 1357 27 3000 ≥70.4 242 electric 14V/750W 230 840*550*724
385H MA100 2:1,2.5:1,3:1 3 85*90 1532 32 3000 ≥83.7 242 electric 14V/750W 290 830*560*724
H60 2.13:1,2.63:1 3 85*90 1532 32 3000 ≥83.7 242 electric 14V/750W 232 840*550*724
385M SCG025 1.88:1,2.74:1 3 85*90 1532 32 3000 ≥83.5 242 electric 14V/750W 232 845*550*724
M60 2.13:1,2.63:1 3 85*90 1532 32 3000 ≥83.5 242 electric 14V/750W 230 840*550*724
2105C MA125 2:1,2.5:1,3:1 2 105*117 2026 35 2400 115 245 electric 14v/500w 340 953*630*788
H80 2.13:1,2.63:1 2 105*117 2026 35 2400 115 245 electric 14v/500w 240 950*630*718
480M SCG025 1.88:1,2.74:1 4 80*90 1809 37 3000 ≥96.6 241 electric 14V/750W 282 945*553*700
M60 2.13:1,2.63:1 4 80*90 1809 37 3000 ≥96.6 241 electric 14V/750W 280 940*553*700
480H MA100 2:1,2.5:1,3:1 4 80*90 1809 37 3000 ≥96.6 241 electric 14V/750W 337 930*560*724
H60 2.13:1,2.63:1 4 80*90 1809 37 3000 ≥96.6 241 electric 14V/750W 282 940*553*700
485M SCG025 1.88:1,2.74:1 4 85*95 2156 46 3000 ≥120 241 electric 14V/750W 292 945*553*700
M60 2.13:1,2.63:1 4 85*95 2156 46 3000 ≥120 241 electric 14V/750W 290 940*553*700
485H MA125 2:1,2.5:1,3:1 4 85*95 2156 46 3000 ≥120 241 electric 14V/750W 347 988*558*777
H60 2.13:1,2.63:1 4 85*95 2156 46 3000 ≥120 241 electric 14V/750W 292 940*553*700
3105C MA125 2:1,2.5:1,3:1 3 105*117 3039 53 2400 174 245 electric 14/500w 395 1083*630*788
H100D 2:1, 2.5:1 3 105*117 3039 53 2400 174 245 electric 14/500w 300 1080*630*718
490H MA125 2:1,2.5:1,3:1 4 90*105 2670 58 3000 152 258 electric 14V/750W 405 1036*603*817
H80 2.13:1,2.63:1 4 90*105 2670 58 3000 152 258 electric 14V/750W 340 975*603*730
490M SCG025 1.88:1,2.74:1 4 90*105 2670 58 3000 152 258 electric 14V/750W 325 980*603*730
4105C MA142 2:1,2.5:1,3:1 4 105*117 4052 70 2400 232 245 electric 28/500w 520 1219*630*788
H100D 2:1, 2.5:1 4 105*117 4052 70 2400 232 245 electric 28/500w 420 1215*630*718
4102H MA142 2:1,2.5:1,3:1 4 102*118 3857 70 2500 220 238 electric 14V/750W 505 1167*631*858
H100D 2:1, 2.5:1 4 102*118 3857 70 2500 220 238 electric 14V/750W 405 1168*631*823
4108C MA142 2:1,2.5:1,3:1 4 108*117 4285 74 2400 241 245 electric 28/500w 530 1219*630*788
H100D 2:1, 2.5:1 4 108*117 4285 74 2400 241 245 electric 28/500w 430 1215*630*718
4105H MA142 2:1,2.5:1,3:1 4 105*118 4085 80 2500 251 238 electric 14V/750W 510 1167*631*858
H100D 2:1, 2.5:1 4 105*118 4085 80 2500 251 238 electric 14V/750W 410 1168*631*823
4108H MA142 2:1,2.5:1,3:1 4 108*118 4322 90 2500 278 238 electric 14V/750W 520 1167*631*858
H100D 2:1, 2.5:1 4 108*118 4322 90 2500 278 238 electric 14V/750W 420 1168*631*823
498 H100D 2:1, 2.5:1 4 98*105 3168 85 3600 196 225 electric 14V/750W 350 1065*608*716
498T H130 2:1, 2.5:1 4 98*105 3168 110 3200 275 225 electric 14V/750W 370 1115*608*716
498Ti H130 2:1, 2.5:1 4 98*105 3168 120 3200 300 220 electric 14V/750W 400 1115*608*716
QD32T H130 2:1, 2.5:1 4 99.2*102 3153 120 3600 221 230 electric 14V/1000W 370 1083*620*740
QD32Ti H130 2:1, 2.5:1 4 99.2*102 3153 130 3600 280 225 electric 14V/1000W 390 1083*620*740
6112 120C 2:1,2.5:1,3:1 6 112*135 7976 150 2200 598 235 electric 28V/1000W 918 1580*736*992
6112T 120C 2:1,2.5:1,3:1 6 112*135 7976 180 2200 677 225 electric 28V/1000W 928 1580*736*992
6112Ti 120C 2:1,2.5:1,3:1 6 112*135 7976 200 2200 750 225 electric 28V/1000W 946 1580*736*992
174CS 300 3:1,3.5:1,4:1 6 120*130 8820 240-265 1500-2000 1140 200 electric 28V/1000W 1800 2193*950*1675
210CS 300 3:1,3.5:1,4:1 6 126*130 9730 285-320 1500-2000 1370 198 electric 28V/1000W 1850 2193*950*1675
284CS 300 3:1,3.5:1,4:1 6 126*155 11600 350-400 1500-2500 1716 206 electric 28V/1000W 1900 2193*950*1700

marine diesel 3m78HF3M78

marine engine 3m78

3M78 installation dimension

Contact Information:

Mr. Albert Song

Whatsapp: +86 18233178972

Skype: kelvin022378

Email: engine(at)houfeng.net.cn

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