At Smith’s Diesel and Power we sell and service John Deere, Cummins Marine, Cummins Auxiliary and Scania marine diesel engines. We ship our diesel engines for sales anywhere in Canada, or the United States. Whether you’re working on the waves or relaxing on your yacht — worrying about your propulsion or auxiliary engine is the last thing you want to do.
John Deere Marine Diesel Engines
Commercial and recreational boat owners throughout the world have been relying on John Deere engines for more than 30 years. John Deere PowerTech™ marine diesel engines are durable, fuel-efficient, and easy to maintain!
Here is a sample of some of the John Deere Marine Engines we carry:
John Deere Tier 2 PowerTech™ 9.0L Marine Gen-Drive Engine
- Series: 6090
- Emission Level: Tier 2
- Rated Speed: 1800 rpm
- Prime Engine Power (kW, hp): 222 , 549
- Displacement (L, cu in): 9.0 , 549
- Number of Cylinders: 6
- Aspiration: Turbocharged and air-to-coolant aftercooled
John Deere Non-Emissions Certified PowerTech™ 4.5L Marine Gen-Drive Engine
- Series: 4045
- Emission Level: Non Emissions Certified
- Rated Speed: 1500 rpm
- Prime Engine Power (kW, hp): 55 , 74
- Displacement (L, cu in): 4.5 , 275
- Number of Cylinders: 4
- Aspiration: Turbocharged

John Deere PowerTech™ 4.5L Marine Propulsion Engine
- Series: 4045T
- Rated speed (rpm): 2400-2600
- Number of cylinders: 4
- Engine type: In-line, 4-Cycle
- Bore and stroke (mm): 106 x 127
- Features: Watercooled Exhaust Manifold, Replaceable Wet-type Cylinder Liners, Internal Balancers, Corrosion Resistant Components

John Deere Tier 2 PowerTech™ 4.5L Marine Propulsion Engine
- Series: 4045D
- Rated speed (rpm): 2500
- Number of cylinders: 4
- Engine type: In-line, 4-Cycle
- Bore and stroke (mm): 107 x 127
- This marine propulsion engine features constant power to 400 rpm below rated speed, making these engines an excellent choice for launches, work boats, trawler yachts, and patrol craft.

John Deere PowerTech™ 4.5L Marine Propulsion Engine
- Series: 4045D (2400-2500)
- Rated speed (rpm) 2400-2500
- Number of cylinders 4
- Engine type In-line, 4-Cycle
- Bore and stroke (mm) 106 x 127
- Smart and durable, this 4-cylinder, 4.5L diesel engine has a compact design for easy installation. Fewer external connections means fewer hoses or fittings that could leak or break. Internal balancers offer low noise and vibration for crew comfort.

John Deere Tier 2 PowerTech™ 4.5L Marine Propulsion Engine
- Series: 4045T
- Rated speed (rpm): 2400-2600
- Number of cylinders: 4
- Engine type: In-line, 4-Cycle
- Bore and stroke (mm): 107 x 127
- Features: Watercooled Exhaust Manifold, Replaceable Wet-type Cylinder Liners, Either-side Service, Heat Exchanger or Keel Cooled

John Deere PowerTech™ 4.5L Marine Propulsion Engine
- Series: 4045A
- Rated speed (rpm): 2300-2600
- Number of cylinders: 4
- Engine type: In-line, 4-Cycle
- Bore and stroke (mm): 107 x 127
- The PowerTech 4045AFM85 is the most powerful John Deere 4.5L marine engine ever launched. With more power in a smaller package, the engine is a good choice for propulsion of small utility boats, workboats, trawler yachts, and commercial fishing boats.

John Deere PowerTech™ 6.8L Marine Propulsion Engine
- Series 6068T
- Rated speed: 2400-2600 rpm
- Number of cylinders: 6
- Engine type: In-line, 4-Cycle
- Bore and stroke (mm): 107 x 127
- This marine propulsion engine features constant power to 400 rpm below rated speed, making these engines an excellent choice for launches, work boats, trawler yachts, and patrol craft.

John Deere PowerTech™ 6.8L Marine Propulsion Engine
- Rated speed (rpm): 2400-2600
- Number of cylinders: 6
- Engine type: In-line, 4-Cycle
- Bore and stroke (mm): 107 x 127
- Designed for efficiency, this 6-cylinder, 6.8L diesel engine delivers higher torque at a low-rated rpm to turn larger propellers at lower speeds.

John Deere PowerTech™ 6.8L Marine Propulsion Engine
- Series 6068T
- Rated speed: 2300-2600 rpm
- Number of cylinders: 6
- Engine type: In-line, 4-Cycle
- Bore and stroke (mm): 107 x 127
- Designed for efficiency, this 6-cylinder, 6.8L diesel engine delivers higher torque at a low-rated rpm to turn larger propellers at lower speeds.

John Deere PowerTech™ 6.8L Marine Propulsion Engine
- Series 6068S
- Rated speed: 2400-2800 rpm
- Number of cylinders: 6
- Engine type: In-line, 4-Cycle
- Bore and stroke (mm): 106 x 127
- Engine Features: Replaceable Wet-type Cylinder Liners, Heat Exchanger, Watercooled Turbocharger and Exhaust Manifold, Corrosion Resistant Components

John Deere PowerTech™ 9.0L Marine Propulsion Engine
- Series 6090
- Rated speed (rpm): 2100-2400
- Number of cylinders: 6
- Engine type: In-line, 4-Cycle
- Bore and stroke (mm): 118 x 136
- The 9.0L marine engine is cooled by sea water through a heat exchanger. It is turbocharged and aftercooled and has a water jacketed exhaust manifold and turbocharger housing. The propulsion engines feature constant power to 400 rpm below rated speed making these engines an excellent choice for patrol craft, launches, work boats, fishing boats, trawler yachts and sport fishing boats.

John Deere PowerTech™ 9.0L Marine Propulsion Engine
- Series: 6090S
- Rated speed (rpm): 2100-2500
- Number of cylinders: 6
- Engine type: In-line, 4-Cycle
- Bore and stroke (mm): 118 x 136

John Deere PowerTech™ 13.5L Marine Propulsion Engine
- Series: 6135S
- Rated speed: 1800-2200 rpm
- Number of cylinders: 6
- Engine type: In-line, 4-Cycle
- Bore and stroke (mm): 132 x 165
- If you have a high horsepower marine application you’ll definitely want to check out this new 13.5L, 750 hp marine engine. More horses in the engine room aren’t the only things you’ll like about this engine. Like all John Deere marine engines, it also features low noise, low vibration, and excellent fuel economy. And with high torque at low RPM, you get excellent vessel control and maneuvering.
Cummins Marine Engines
Cummins Recreational Marine Engine (Model QSB5.9)
- Unmatched peformance driven through a perfectly matched turbocharger and a new 24-valve cylinder head that delivers industry-leading power density
- Quiet operation, including an 80-percent reduction in noise at idle, is one of the many benefits from the common-rail fuel system
- Enhanced sociability from the high-pressure common-rail design virtually eliminates smoke and improves the whole boating experience
- Maximize vessel performance and access comprehensive vessel diagnostic information via SmartCraft® electronics

Cummins Quantum Series Marine Engine (Model QSB6.7)
- Configuration: In-line 6-cylinder, 4-stroke diesel
- Bore & Stroke: 107 mm x 124 mm (4.21 in x 4.88 in)
- Displacement: 6.7 L (408 in³)
- Aspiration: Turbocharged / Aftercooled
- Rotation: Counterclockwise facing flywheel

Cummins Quantum Series Marine Engine (Model QSC8.3)
- Configuration: In-line 6-Cyclinder, 4-Stroke diesel
- Aspiration: Turbocharged/Aftercooled
- Displacement: 8.3 liters
- Bore & Stroke: 114 x 135 mm (4.49 x 5.31 in)
- Fuel System: Cummins High-Pressure Common-Rail

Cummins Quantum Series Marine Engine (Model QSL9)
- Configuration: In-line 6-cyclinder, 4-stroke diesel
- Aspiration: Turbocharged/Aftercooled
- Displacement: 8.9 liters
- Bore & Stroke: 114 x 145 mm (4.49 x 5.71 in)
- Fuel System: Cummins High-Pressure Common-Rail

Cummins Quantum Series Marine Engine (Model QSM11)
- Configuration: In-line 6-cyclinder, 4-stroke diesel
- Aspiration: Turbocharged/Aftercooled
- Displacement: 10.8 liters
- Bore & Stroke: 125 x 147 mm (4.92 x 5.79 in)
- Fuel System: Cummins Celect
Cummins Auxiliary Marine Engines

Cummins Marine Auxiliary Engine Model 6BT5.9-D(M)
- Configuration: In-line 6 cylinder, 4 stroke diesel
- Bore & Stroke: 102 mm X 120 mm (4.02 in X 4.75 in)
- Displacement: 5.9 L
- Rotation: Counterclockwise facing flywheel
- Aspiration: Turbocharged
- Emissions: Not certified

Cummins Marine Auxiliary Engine Model 6CT8.3-D(M)
- Configuration: In-line 6 cylinder, 4 stroke diesel
- Bore & Stroke: 114 mm X 135 mm (4.49 in X 5.32 in)
- Displacement: 8.3 L
- Rotation: Counterclockwise facing flywheel
- Aspiration: Turbocharged
- Emissions: IMO Tier I

Cummins Marine Auxiliary Engine Model QSB7-DM
- Configuration: In-line, 6 cylinder, 4 stroke diesel
- Bore & Stroke: 107 mm X 124 mm (4.21 in X 4.88 in)
- Displacement: 6.7 L
- Rotation: Counterclockwise facing flywheel
- Aspiration: Turbocharged/Aftercooled
- Emissions: IMO Tier II, EPA Tier 3 and EU Stage IIIa
(50 Hz ratings)

Cummins Marine Auxiliary Engine Model QSM11-DM
- Configuration: In-line 6 cylinder, 4 stroke diesel
- Bore & Stroke: 125 mm X 147 mm (4.92 in X 5.79 in)
- Displacement: 10.8 L
- Rotation: Counterclockwise facing flywheel
- Aspiration: Turbocharged/Aftercooled
- Emissions: IMO Tier II and EPA Tier 2
Scania Auxiliary and Propulsion Marine Engines

The Scania engine range includes 9, 13 and 16-litre marine engines for propulsion and auxiliary. Scania engines have been certified by 11 different associations and deliver exceptional uptime and operating economy.
Uniquely the Scania line of marine diesel engines is modular, which allows custom fits and simplifies the servicing process. Not to mention the cost savings.
When you buy from Smith’s Power and Diesel we service what we sell, on site, so you’ll never be left adrift.
Scania Marine Propulsion Engines
13-litre inline or 16-litre V8? Whichever you choose, your propulsion engine is designed for heavy duty operations, delivering impressive power, immediate response and the feeling of absolute trust and reliability.
The diesel engines for sales are available in a wide range of specs, up to 750 hp for continuous use and up to 1,000 hp for patrol craft. The Scania marine engine range delivers performance optimized for both planning, and displacement vessels.
Complete Engine List and Specs | Contact Us/Order
Scania Marine Auxiliary Engines
The Scania auxiliary engine line features distinct and powerful handling of step-load situations, with short recovery times. High load variations are handled effectively, and despite the high power output throughout the engine range, you can count on outstanding fuel economy and excellent emission control.
Scania’s modular product system with common components for all engine sizes, allows higher parts availability and easy servicing for a single technician. Together with long service intervals and proven reliability, this means high uptime and low maintenance costs.