Used Yanmar 2QM20 20HP Marine Diesel Engine
$1,342.00
In Stock
Description
Used Yanmar 2QM20 20HP Marine Diesel Engine
Used Yanmar 2QM20 20hp Twin Cylinder Raw Water Cooled Marine Diesel Engine Complete With Gearbox, Wiring Loom and Control Panel. Removed to be replaced with a larger 30hp unit. Demonstrated no leaks, knocks, rattles or anything untoward when we test ran the engine at our workshops for an hour. The QM series engines are well known and respected for their reliability and long service life. It has been cleaned, recoated in base primer and heat resistant Yanmar Grey and is now ready to get back to work.
Manufacturer: Yanmar
Year built: 1980
Power: 20
Motor: 15
Fuel: Diesel
Used Yanmar 2QM20 20HP Marine Diesel Engine Specs
| Brand | Yanmar |
| Full Model Code | 2QM20 (Heavy Duty QM Series) |
| Country of Origin | Japan |
| Engine Family/Series | Yanmar QM Cast Iron Workhorse Series |
| Engine Type & Configuration | Inline 2-Cylinder, 4-Stroke, Heavy Duty Vertical Marine Diesel |
| Aspiration & Induction System | Naturally Aspirated, Swirl Chamber Indirect Injection |
| Displacement | 1.115 Liters / 1115 cc |
| Bore x Stroke | 88.0 mm x 92.0 mm |
| Cylinder Count & Valves per Cylinder | 2-Cylinder, 2-Valves per Cylinder (4 Valves Total) |
| Compression Ratio | 21.0:1 |
| Rated Power / Horsepower | 20 HP (14.7 kW) @ 2600 RPM Continuous / 22 HP Max |
| Maximum Engine Speed / Rated RPM | 2600 RPM |
| Maximum Torque | 62 Nm @ 1800 RPM |
| Fuel System & Injection Type] | Yanmar Mechanical Deck-Mounted In-line Plunger Pump Array, Indirect Swirl |
| Governor Type | Mechanical All-Speed Centrifugal Governor |
| Electrical System Voltage & Alternator Output | 12V System, 35 Amp Hitachi Marine Alternator |
| Starting System | 12V Electric Starter Motor with Manual Compression Release System |
| Cooling System Type | Direct Raw Seawater Cooled (Heavy zinc anode casting protection) |
| Lubricating Oil Capacity / Oil Pan Capacity | 4.5 Liters |
| Exhaust Diameter / Exhaust System Type | 50 mm / Cast Iron Water-Injected Wet Exhaust Mixing Elbow |
| Flywheel & Flywheel Housing Size | Integrated Housing Built Specially for Yanmar KH18 or YSE Series Gearboxes |
| Dry Weight without Marine Gear | 195 kg (430 lbs) |
| Dimensions L x W x H | 709 mm x 484 mm x 614 mm |
| Emission Certifications & Duty Rating | Pre-Emission Standard Era / Continuous Duty Auxiliary Marine Rating |
| Application | Classic heavy displacement cruising sailboats, traditional wooden fishing dories, small motor tugs, and work launches (Typical hull lengths 26-34 feet, running massive high-torque propellers on rugged straight shafts). |
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