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QSL9

Product catalog summary

General Specifications:
The QSL9 engine is an in-line, 6-cylinder, 4-stroke diesel engine with turbocharged and aftercooled aspiration. It has a displacement of 8.9 liters (542 cubic inches) and a bore and stroke of 114 x 145 mm (4.49 x 5.71 inches). The engine rotates counterclockwise when facing the flywheel and uses a high-pressure common rail fuel system.

Product Dimensions and Weight:
The engine's overall length is 1362.3 mm (53.63 inches), width is 969.8 mm (38.18 inches), and height is 1213.7 mm (42.78 inches). It weighs 977 kg (2153 lbs).

Features and Benefits:
The engine design includes robust construction for long life, with metric O-ring seals and edge-molded gaskets to prevent fluid leaks. It features aluminum pistons for durability. The high-pressure common rail fuel system ensures low noise and vibration. The cooling system uses single-loop, low-temperature aftercooling, reducing emissions and maintenance needs. The exhaust system includes a cast water-cooled manifold for safety and performance. The air system features a rear engine-mounted water-cooled turbocharger optimized for marine use. The lubrication system offers a standard capacity marine-grade oil pan and flexible filter options. Electronics include 12v and 24v Quantum System electronics with ECM for monitoring and diagnostics. The engine complies with U.S. EPA Tier 3 emissions regulations and meets IACS and SOLAS requirements.

Optional Equipment:
Options include a front power take-off adapter, electric starting motors, C Command Connect, and SAE B accessory drive.

Power Ratings:
The engine offers various power ratings for commercial and recreational applications, with outputs ranging from 209 kW (285 MHP) to 336 kW (456 MHP) at different engine speeds and configurations. Fuel consumption varies based on the configuration and application, with compliance to various emissions standards.

Catalog excerpts

QSL9 MARINE PROPULSION ENGINES COMMERCIAL AND RECREATIONAL APPLICATIONS GENERAL SPECIFICATIONS Configuration\琀 6-cylinder, 4-stroke diesel In-line, Aspiration\琀 Turbocharged / Aftercooled Displacement\琀 8.9 [542 in3 ] Bore & Stroke\ C ounterclockwise facing flywheel Fuel System\ H igh pressure common rail PRODUCT DIMENSIONS AND WEIGHT Overall Length Overall Width Overall Height

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POWER RATINGS Engine Model Rating Definition Fuel Consumption Rated Speed L/hr (gal/hr) Variable Speed (Commercial) QSL9 Heavy Duty Heavy Duty Heavy Duty High Output Variable Speed (Recreational) QSL9 *Average fuel consumption based on ISO 8178 E3 Standard Test Cycle (variable speed models) and ISO 8178 D2 Standard Cycle (fixed speed models). **Heat exchanged (HX) configuration | *** Keel cooled (KC) configuration. FEATURES AND BENEFITS Engine Design – Robust engine designed for long life. Metric O-ring seals and edge molded gaskets eliminate fluid leaks. Aluminum pistons for exceptional durability....

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QSL9

QSL9

Catalog excerpts

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