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Cummins QSL9 High-Output Inboard Marine Propulsion Engine
$33,077.00
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Cummins QSL9 Specs
| Manufacturer / Brand | Cummins Marine |
| Model Designation | QSL9 High-Output Inboard |
| Engine Type | 4-Stroke High-Output 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 Aftercooler (SWAC) |
| Cooling System Architecture | High-Capacity Marine Heat Exchanger with Titanium Core Seawater Pump |
| Continuous Power Rating (P1) | 405 BHP (302 kW) @ 2,100 RPM |
| Maximum / Intermittent Power (P3/P4) | 550 BHP (410 kW) @ 2,100 RPM |
| Fuel Injection Platform | Bosch High-Pressure Common Rail (HPCR) Electronic Fuel Injection |
| Cylinder Head Metallurgy | Single-Piece Cast Iron 24-Valve Head (4 Valves per Cylinder) |
| Cylinder Liners | Replaceable Wet Sleeve Cast Iron Cylinder Liners |
| Flywheel Housing & Flywheel | SAE 1 Flywheel Housing with SAE 14 Flywheel |
| Electrical System & Ground | 12V or 24V Isolated Ground Marine Electrical System |
| Starter & Alternator Output | 12V 3.0 kW Starter / 12V 160A Marine Delco Remy Alternator |
| Lube Oil Sump Capacity | 26.5 Liters (7.0 US gal) Aluminum Marine 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, EU RCD 2 Compliant |
| Fuel Compatibility | Ultra-Low Sulfur Diesel (ULSD No. 2), Marine Gas Oil (MGO DMA) |
| Transmission / Outdrive Compatibility | Bare Engine Bobtail - Compatible with ZF 286A, ZF 325A, or Twin Disc MG-5075A |
| Factory Warranty Period | 2-Year / 2,000-Hour Limited Marine Propulsion Warranty |
| Application Research | Fast planing hulls, offshore express cruisers, luxury performance motor yachts, and rapid passenger launches |
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