WEICHAI PARTS
← Back to catalogue
M45 series marine diesel engine

Powertrain

M45 series marine diesel engine

Send the model, quantity and destination for a quotation confirming specification, availability, price and lead time.

Enquire on WhatsAppManufacturer source ↗

Technical tables use display translations outside Chinese. The linked manufacturer catalogue retains the original text. Confirm the full model and nameplate before ordering.

Specifications

Type
Four-stroke, water-cooled, V type, supercharged and intercooled
Bore/stroke mm
170×195
Number of cylinders
12/16/20
Displacement L
53.1/70.8/88
Torque reserve %
8
Oil consumption rate g/kW·h
≤0.5
Minimum fuel consumption rate g/kW·h
≤200
Idle speed r/min
500
Noise dB(A)
≤108
Crankshaft rotation direction
Clockwise (facing free end)
Overall dimensions (length × width × height) mm
12 cylinder: 2826×1567×2181; 16 cylinder: 3495×1592×2226; 20 cylinder: 3981×1514×2250
Net weight kg
12 cylinder 8265; 16 cylinder 10150; 20 cylinder 13560

Model variants

SeriesModelAir intake methodPower (kW/Ps)Speed (r/min)Technical routeEmission levelsPower classification
12M4512M45Y3590-20E200Turbocharged and intercooled2640/35902000Electronically controlled high-pressure common rail pumpIMOTierⅡP4(HD)
12M4512M45Y3590-20E201Turbocharged and intercooled2640/35902000Electronically controlled high-pressure common rail pumpChina Marine Stage IIP4(HD)
12M4512M45Y3264-20E200Turbocharged and intercooled2400/32642000Electronically controlled high-pressure common rail pumpIMOTierⅡP3(MCD2)
12M4512M45Y3264-20E201Turbocharged and intercooled2400/32642000Electronically controlled high-pressure common rail pumpChina Marine Stage IIP3(MCD2)
12M4512M45Y3046-20E200Turbocharged and intercooled2240/30462000Electronically controlled high-pressure common rail pumpIMOTierⅡP2(MCD1)
12M4512M45Y3046-20E201Turbocharged and intercooled2240/30462000Electronically controlled high-pressure common rail pumpChina Marine Stage IIP2(MCD1)
12M4512M45Y2693-20E200Turbocharged and intercooled1980/26932000Electronically controlled high-pressure common rail pumpIMOTierⅡP2(MCD1)
12M4512M45Y2693-20E201Turbocharged and intercooled1980/26932000Electronically controlled high-pressure common rail pumpChina Marine Stage IIP2(MCD1)
12M4512M45Y2693-18E200Turbocharged and intercooled1980/26931800Electronically controlled high-pressure common rail pumpIMOTierⅡP1
12M4512M45Y2693-18E201Turbocharged and intercooled1980/26931800Electronically controlled high-pressure common rail pumpChina Marine Stage IIP1
12M4512M45Y2176-16E200Turbocharged and intercooled1600/21761600Electronically controlled high-pressure common rail pumpIMOTierⅡP1
12M4512M45Y2176-16E201Turbocharged and intercooled1600/21761600Electronically controlled high-pressure common rail pumpChina Marine Stage IIP1
16M4516M45Y4787-20E200Turbocharged and intercooled3520/47872000Electronically controlled high-pressure common rail pumpIMOTierⅡP4(HD)
16M4516M45Y4787-20E201Turbocharged and intercooled3520/47872000Electronically controlled high-pressure common rail pumpChina Marine Stage IIP4(HD)
16M4516M45Y4352-20E200Turbocharged and intercooled3200/43522000Electronically controlled high-pressure common rail pumpIMOTierⅡP3(MCD2)
16M4516M45Y4352-20E201Turbocharged and intercooled3200/43522000Electronically controlled high-pressure common rail pumpChina Marine Stage IIP3(MCD2)
16M4516M45Y4026-20E200Turbocharged and intercooled2960/40262000Electronically controlled high-pressure common rail pumpIMOTierⅡP2(MCD1)
16M4516M45Y4026-20E201Turbocharged and intercooled2960/40262000Electronically controlled high-pressure common rail pumpChina Marine Stage IIP2(MCD1)
16M4516M45Y3590-20E200Turbocharged and intercooled2640/35902000Electronically controlled high-pressure common rail pumpIMOTierⅡP2(MCD1)
16M4516M45Y3590-20E201Turbocharged and intercooled2640/35902000Electronically controlled high-pressure common rail pumpChina Marine Stage IIP2(MCD1)
16M4516M45Y3590-18E200Turbocharged and intercooled2640/35901800Electronically controlled high-pressure common rail pumpIMOTierⅡP1
16M4516M45Y3590-18E201Turbocharged and intercooled2640/35901800Electronically controlled high-pressure common rail pumpChina Marine Stage IIP1
20M4520M45Y5985-20E200Turbocharged and intercooled4400/59852000Electronically controlled high-pressure common rail pumpIMOTierⅡP4(HD)
20M4520M45Y5985-20E201Turbocharged and intercooled4400/59852000Electronically controlled high-pressure common rail pumpChina Marine Stage IIP4(HD)
20M4520M45Y5440-20E200Turbocharged and intercooled4000/54402000Electronically controlled high-pressure common rail pumpIMOTierⅡP3(MCD2)
20M4520M45Y5440-20E201Turbocharged and intercooled4000/54402000Electronically controlled high-pressure common rail pumpChina Marine Stage IIP3(MCD2)
20M4520M45Y5032-20E200Turbocharged and intercooled3700/50322000Electronically controlled high-pressure common rail pumpIMOTierⅡP2(MCD1)
20M4520M45Y5032-20E201Turbocharged and intercooled3700/50322000Electronically controlled high-pressure common rail pumpChina Marine Stage IIP2(MCD1)
20M4520M45Y4488-20E200Turbocharged and intercooled3300/44882000Electronically controlled high-pressure common rail pumpIMOTierⅡP2(MCD1)
20M4520M45Y4488-20E201Turbocharged and intercooled3300/44882000Electronically controlled high-pressure common rail pumpChina Marine Stage IIP2(MCD1)
20M4520M45Y4488-18E200Turbocharged and intercooled3300/44881800Electronically controlled high-pressure common rail pumpIMOTierⅡP1
20M4520M45Y4488-18E201Turbocharged and intercooled3300/44881800Electronically controlled high-pressure common rail pumpChina Marine Stage IIP1
WhatsApp