QSM11 for Marine

Power 300 - 715 hp
224 - 533 kW

Torque 1160 - 1750 lb-ft
1573 - 2373 N•m

Certification RCD 2

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Applications

Marine Recreational Marine Commercial Marine Marine Auxiliary Engines Marine Propulsion Engines

Overview:

220-526 kW | 295-705 hp

Proven acceleration and torque performance in thousands of boats from this dependable, four-valve-per-cylinder workhorse
Quiet and fuel efficient operation from innovative four-cycle design
Excellent, virtually smoke-free sociability ensures a pleasurable boating experience
Extended engine life from heavy-duty design elements
Peace of mind delivered by the Cummins Captain’s Briefing and global service network
Built at Darlington Engine Plant in Darlington, U.K., Jamestown Engine Plant in Jamestown, NY, U.S., and Rocky Mount Engine Plant in Rocky Mount, NC, U.S.

Configuration	In-line, 6-cylinder, 4-stroke diesel
Aspiration	Turbocharged / Aftercooled
Displacement	10.8 L (661 in3)
Bore & Stroke	125 X 147 mm (4.92 X 5.79 in)
Rotation	Counterclockwise facing flywheel
Fuel System	Celect

Product Dimensions and Weight

Overall Length	mm (in)	1495.2	(58.87)
Length of Block	mm (in)	945.9	(37.24)
Overall Width	mm (in)	1253.7	(49.36)
Overall Height	mm (in)	1142.8	(44.99)
Overall Weight	kg (lb)	1188	(2620)

Dimensions may vary based on selected engine configuration.

Recreational Marine Propulsion Engines (Variable Speed Ratings)

Model	kW	MHP	BHP	Speed (RPM)	Rating	Emissions	Performance Curve
QSM11-KC	220	300	295	1800	High Output	IMO 2 \| RCD 2	FR20051
QSM11-KC	261	355	350	1800	High Output	IMO 2 \| RCD 2	FR20050
QSM11-KC	298	405	400	2100	High Output	IMO 2 \| RCD 2	FR20049
QSM11-KC	336	455	450	2100	High Output	IMO 2 \| RCD 2	FR20048
QSM11-SW	449	610	602	2300	High Output	IMO 2 \| EPA 3 \| RCD 2	FR20576
QSM11-SW	493	670	661	2300	High Output	IMO 2 \| EPA 3 \| RCD 2	FR20574
QSM11-SW	526	715	705	2500	High Output	IMO 2 \| EPA 3 \| RCD 2	FR20572

Commercial and Government Marine Propulsion Engines (Variable Speed Ratings)

Model	kW	MHP	BHP	Speed (RPM)	Rating	Emissions	Performance Curve
QSM11-KC	220	300	295	1800	Continuous	IMO 2 \| EU 3a	FR20047
QSM11-SW	261	355	350	1800	Continuous	IMO 2 \| EPA 3 \| EU 3a	FR20777
QSM11 - KC/SW	297	405	398	1800	Continuous	IMO 2 \| EU 3a	FR20919
QSM11- KC/SW	297	405	398	1800	Continuous	IMO 2 \| EPA 3 \| EU 3a	FR20918
QSM11-SW	298	405	400	2100	Heavy Duty	IMO 2 \| EPA 3 \| EU 3a	FR20776
QSM11-KC	298	405	400	2100	Heavy Duty	IMO 2 \| EU 3a	FR20045
QSM11-SW	336	455	450	2100	Medium Continuous	IMO 2 \| EPA 3 \| EU 3a
QSM11-KC	336	455	450	2100	Medium Continuous	IMO 2 \| EU 3a	FR20036
QSM11-SW	449	610	602	2300	Intermittent	IMO 2 \| EPA 3 \| EU 3a	FR20577
QSM11-SW	493	670	661	2300	Government Services	IMO 2 \| EPA 3	FR20575
QSM11-SW	526	715	705	2500	Government Services	IMO 2 \| EPA 3	FR20573

Marine Auxiliary Engines (Fixed Speed Ratings)

Model	kW	MHP	BHP	Speed (RPM)	Rating	Emissions	Performance Curve
QSM11-DM	265	360	355	1500 (50 Hz)	Prime Power	IMO 2	FR20039
QSM11-DM	265	360	355	1800 (60 Hz)	Prime Power	IMO 2	FR20038
QSM11-DM	265	360	355	1800 (60 Hz)	Prime Power	EPA 3	FR20554
QSM11-DM	317	431	425	1800 (60 Hz)	Prime Power	IMO 2	FR20037
QSM11-DM	317	431	425	1800 (60 Hz)	Prime Power	EPA 3	FR20550

For more on marine emissions information, click here.

Fuel System – Cummins Celect, a full authority electronic unit injection fuel system optimizes combustion for increased engine performance and fuel efficient operation

Lubrication System – Cast aluminum oil pan designed to resist corrosion, spin-on Fleetguard oil filters

Electrical System – 12-volt and 24-volt systems available, marine grade wiring harness and instrument panels

Cooling System – Low profile, heat exchanger configuration with standard closed crankcase ventilation system

Air System – Cummins Turbo Technologies turbocharger optimized for marine applications. Marine grade air filter. Large capacity sea water aftercooler

Emissions Certified – EPA Tier 2, IMO, and RCD certified

Marine Society Certification – ABS, LR, DNV, BV, CCS, KR approval certificates available on commercial ratings

Optional Equipment

Engine Controls – Digital Throttle and Shift (DTS) or Electronic Throttle and Shift (ETS) and optional potentiometer for mechanical controls
Instrumentation – SmartCraft® digital displays (propulsion engine only) and/or C Command analog gauges provide data on engine speed, oil pressure, engine load and more
Vessel System Integration – SmartCraft® monitors fluid level, vessel range, depth, vessel speed, rudder position, temperatures and more on propulsion engine only
Accessory Drive Pulley – Belt or gear driven
Hydraulic Pump Drive – SAE A or SAE B flange, wet and dry exhaust connections

To access our complete brochure library, click here.

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To view all case studies, click here.