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Cummins QSL9 Commercial Pilot Launch Marine Diesel Engine
$27,357.00
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Cummins QSL9 Specs
| Manufacturer / Brand | Cummins Marine |
| Model Designation | QSL9 Commercial Pilot Launch |
| Engine Type | 4-Stroke Commercial Marine Diesel |
| Cylinder Configuration | Inline-6 Cylinder |
| Total Displacement | 8.9 Liters (543 cu in) |
| Bore x Stroke | 114 x 144.5 mm (4.49 x 5.69 in) |
| Aspiration & Charge Air | Turbocharged with Seawater Cooled Aftercooler |
| Cooling System Architecture | Freshwater Heat Exchanger with Cupronickel Core (Keel Cooled Optional) |
| Continuous Power Rating (P1) | 330 BHP (246 kW) @ 1,800 RPM |
| Maximum / Intermittent Power (P3/P4) | 450 BHP (336 kW) @ 2,100 RPM |
| Fuel Injection Platform | Bosch High-Pressure Common Rail (HPCR) Injection System |
| Cylinder Head Metallurgy | Single-Piece Cast Iron 24-Valve Head (4 Valves per Cylinder) |
| Cylinder Liners | Replaceable Wet Sleeve Cast Iron Liners |
| Flywheel Housing & Flywheel | SAE 1 Flywheel Housing with SAE 14 Flywheel |
| Electrical System & Ground | 24V Isolated Ground Marine Electrical System |
| Starter & Alternator Output | 24V 7.5 kW Electric Starter / 24V 100A High-Output Alternator |
| Lube Oil Sump Capacity | 26.5 Liters (7.0 US gal) Deep Sump |
| Engine Coolant Capacity | 41.6 Liters (11.0 US gal) |
| Dry Weight (excl. gearbox) | 907 kg (2,000 lbs) |
| Overall Dimensions (L x W x H) | 1,488 x 988 x 1,048 mm (58.6 x 38.9 x 41.3 in) |
| Emissions Certification | EPA Marine Tier 3, IMO Tier II Compliant |
| Fuel Compatibility | Ultra-Low Sulfur Diesel (ULSD No. 2), Marine Gas Oil (MGO DMA/DMB) |
| Transmission / Outdrive Compatibility | Bare Engine - Compatible with ZF 286A, ZF 325A, or Twin Disc MG-5075A |
| Factory Warranty Period | 2-Year / 2,000-Hour Commercial Marine Warranty |
| Application Research | Harbor pilot launches, port authority boarding craft, emergency rescue cutters, and customs patrol vessels |
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