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Yanmar 3YM20 Compact Sailboat Inboard Diesel Engine
$4,900.00
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Yanmar 3YM20 Compact Sailboat Inboard Diesel Engine Specs
| Manufacturer / Brand | Yanmar Marine |
| Model Designation | 3YM20 Compact Sailboat |
| Engine Type | 4-Stroke Inline Naturally Aspirated Marine Diesel Engine |
| Cylinder Configuration | Vertical Inline-3, 6-Valve OHV |
| Total Displacement | 0.854 Liters (52.1 cu in) |
| Bore x Stroke | 70.0 x 74.0 mm (2.76 x 2.91 in) |
| Aspiration & Charge Air | Naturally Aspirated with Quiet Air Cleaner System |
| Cooling System Architecture | Closed Freshwater Heat Exchanger Cooling with Seawater Impeller Circuit |
| Continuous Power Rating (P1) | 19.0 BHP (14.0 kW) @ 3,489 RPM |
| Maximum / Intermittent Power (P3/P4) | 21.0 BHP (15.7 kW) @ 3,600 RPM (Rating 5 Pleasure Craft Duty) |
| Fuel Injection Platform | Mechanical Indirect Injection with Swirl Combustion Chambers and In-Line Pump |
| Cylinder Head Metallurgy | Single-Piece Heavy-Duty Cast Iron Cylinder Head |
| Cylinder Liners | Parent Bore High-Strength Cast Iron Engine Block |
| Flywheel Housing & Flywheel | Yanmar Compact Flywheel Housing with Dampened Torsional Drive Disc |
| Electrical System & Ground | 12V Isolated Return Marine Electrical System |
| Starter & Alternator Output | 12V 1.4 kW Starter / 12V 125A High-Output Alternator |
| Lube Oil Sump Capacity | 2.8 Liters (0.74 US gal) |
| Engine Coolant Capacity | 4.1 Liters (1.08 US gal) |
| Dry Weight (excl. gearbox) | 110 kg (243 lbs) [With KM2P-1 Gearbox: 120 kg (265 lbs)] |
| Overall Dimensions (L x W x H) | 694 x 463 x 600 mm (27.3 x 18.2 x 23.6 in) |
| Emissions Certification | EPA Marine Tier 3, EU RCD Stage II, BSO II |
| Fuel Compatibility | Ultra-Low Sulfur Diesel (ULSD No. 2), Marine Gas Oil (MGO DMA/DMB), B5 Biodiesel |
| Transmission / Outdrive Compatibility | Direct Compatibility with Yanmar KM2P-1 Mechanical Gearbox or SD25 Saildrive |
| Factory Warranty Period | 2-Year Limited Factory Warranty with 3-Year Extended Major Components Coverage |
| Application Research | Auxiliary propulsion for cruising sailboats, coastal sailing yachts, sailing catamarans, and small displacement launches (28-34 ft). |
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