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MO 4-Cylinder

Product catalog summary

Overview: The document provides technical specifications and features of the MO 4-cylinder marine engine series by STEYR MOTORS, known for its Monoblock design and 2-stage unit injection technology. These engines are recognized for their power-to-weight ratio, operational safety, robustness, and longevity.

Specifications: The power range of these engines is between 55 - 125 kW with a displacement of 2.1 liters and a dry weight ranging from 243 to 276 kg. The engines are direct injection diesel, 4-stroke, turbocharged with a bore of 85 mm and a stroke of 94 mm.

Main Features: The engines are suitable for both commercial and leisure applications, featuring a dual circuit cooling system with corrosion-resistant materials. They are compact, lightweight, SOLAS approved, EPA Tier II, and RCD compliant. They offer different propulsion systems and come with a standard 12 V / 120 A alternator, with an optional 24 V / 100 A available.

Engine Models and Performance: The document lists various models such as MO84K32, MO94K33, MO114K33, MO144M38, MO164M40, and MO174V40, detailing their rated power, speed, maximum torque, and dry weight. Certifications include SOLAS, RCD, RMRS, and EPA Tier II among others.

Propulsion Systems: The engines support transmission, water jet, and sterndrive propulsion systems.

Additional Information: The document notes that data is subject to change without notice and actual products may differ in appearance from images shown. Dimensions may vary according to engine types and are not applicable for installations.

Catalog excerpts

FACTS Power range: 55 - 125 kW Displacement: 2.1 lt Dry weight: 243 - 276 kg The MO 4-cylinder engine series of STEYR MOTORS comprises long established, globally trusted engines based on the unique Monoblock design with patented 2-stage unit injection technology. Besides an outstanding power to weight ratio, the series' supreme operational safety, robustness and long service life are highly appreciated on the market. MAIN FEATURES Perfectly suited for commercial and leisure applications Dual circuit cooling system with corrosion resistant materials Excellent performance and highest durability Compact and lightweight design SOLAS approved, EPA Tier II and RCD compliant Different propulsion systems can be installed Standard 12 V / 120 A alternator, optional 24 V / 100 A available Preparation for keel cooling and many other options & kits available See more applications on our website or contact us for further references. IM STADTGUT B1 | 4407 STEYR | AUSTRIA

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OVERALL CHARACTERISTICS Direct injection Diesel engines 4-stroke, turbocharged 2.1 lt displacement 85 mm bore, 94 mm stroke Dual circuit cooling / Internal & Fresh water cooling CAN bus J1939

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