4 5 Identification plate Model designation key Below is a key for the engine models shown in this guide. A model designated as 6135S is a 6-cylinder, 13.5-liter turbocharged and aftercooled, air-to-seawater engine. A model designated as a 4045T is a 4-cylinder, 4.5-liter turbocharged engine. Factory manufactured by RG Waterloo, Iowa, USA CD Saran, France PE Torreón, Mexico Number of cylinders and total displacement 6135 6 cylinders, 13.5 liters 6125 6 cylinders, 12.5 liters 6090 6 cylinders, 9.0 liters 6081 6 cylinders, 8.1 liters 6068 6 cylinders, 6.8 liters 4045 4 cylinders, 4.5 liters Engine serial number Emissions 50 Non-emissions regulated, MARPOL Annex VI compliant 50, 70, 75, 76 Emissions regulated Engine type M Marine User type F OEM (John Deere Power Systems) Air intake system D Naturally aspirated T Turbocharged A Turbocharged and aftercooled, air-to-coolant S Turbocharged and aftercooled, air-to-seawater Indicates air intake system Displacement in liters Number of cylinders 6135S
6 7 M ratings M1: The M1 rating is for marine propulsion applications that may operate up to 24 hours per day at uninterrupted full power. These applications typically operate more than 3,000 hours per year and have load factors* over 65 percent. The M1 rating is the ISO 8665 standard power rating and the SAE J1228 crankshaft power rating. Both are defined as the power level at which an engine can run continuously between recommended service intervals. Possible applications: Line haul tugs and towboats, fish and shrimp trawlers/draggers, and displacement hull fishing boats over 18 m (60 ft). M2: The M2 rating is for marine propulsion applications that operate up to 3,000 hours per year and have load factors* up to 65 percent. This rating is for applications that are in continuous use, and use full power for no more than 16 hours out of each 24 hours of operation. The remaining time of operation must be at cruising † speeds. Possible applications: Short-range tugs and towboats, long-range ferryboats, large passenger vessels, and offshore displacement hull fishing boats under 18 m (60 ft). Marine auxiliary power engines for dedicated hydraulic pump drives, dredge pumps, or other constant-load marine applications should use the M2 rating. *Load factor is the actual fuel burned over a period of time divided by the full-power fuel consumption for the same period of time. For example, if an engine burns 160 liters of fuel during an 8-hour run, and the full-power fuel consumption is 60 liters per hour, the load factor is 160 liters / (60 liters per hour x 8 hours) = 33.3 percent. † Cruising is any operating time where the engine speed is more than 200 rpm less than the maximum attainable engine speed.
8 9 M3: The M3 rating is for marine propulsion applications that operate up to 2,000 hours per year and have load factors* up to 50 percent. This rating is for applications that use full power for no more than 4 hours out of each 12 hours of operation. The remaining time of operation must be at cruising † speeds. Possible applications: Coastal fishing boats, offshore crew boats, research boats, short-range ferryboats, and dinner cruise boats. M4: The M4 rating is for marine propulsion applications that operate up to 800 hours per year and have load factors* below 40 percent. This rating is for applications that use full power for no more than 1 hour out of each 12 hours of operation. The remaining time of operation must be at cruising † speeds. Possible applications: Inshore crew boats, charter fishing boats, pilot boats, dive boats, and planing hull commercial fishing boats. M5: The M5 rating is for marine recreational propulsion applications that operate 300 hours or less per year and have load factors* below 35 percent. This rating is for applications that use full power for no more than 30 minutes out of each 8 hours and cruising † speed the remainder of the 8 hours, and do not operate for the remaining 16 hours of the day. Possible applications: Recreational boats in the U.S., tactical military vessels, and rescue boats outside the U.S. Marine generator: The marine generator engine rating is the power available under normal varying electrical load factors* for an unlimited number of hours per year in commercial applications. This rating incorporates a 10 percent overload capability, and conforms to ISO 8528 prime power. Average load over a 24-hour period shall not exceed 67 percent of the prime rating, of which no more than 2 hours are between 100 percent and 110 percent of the prime rating. The marine generator rating is restricted to generator applications only. The criteria used to establish marine generator application ratings are the same used to establish industrial prime power generator application ratings. *Load factor is the actual fuel burned over a period of time divided by the full-power fuel consumption for the same period of time. For example, if an engine burns 160 liters of fuel during an 8-hour run, and the full-power fuel consumption is 60 liters per hour, the load factor is 160 liters / (60 liters per hour x 8 hours) = 33.3 percent. † Cruising is any operating time where the engine speed is more than 200 rpm less than the maximum attainable engine speed.
10 11 Load factor Emissions M rating Typical load factor Typical annual usage Typical full power operation M5 ≤ 35% ≤ 300 hr 0.5 of each 8 hr M4 ≤ 40% ≤ 800 hr 1 of each 12 hr M3 ≤ 50% ≤ 2,000 hr 4 of each 12 hr M2 ≤ 65% ≤ 3,000 hr 16 of each 24 hr M1 > 65% > 3,000 hr Uninterrupted Commercial Recreational Auxiliary EU Directive on IWT (2004/26/EC) CCNR for sailing on the Rhine EPA Tier 2 regulations in North America Engines > 130 kW (174 hp) MARPOL Annex VI EU Recreational Craft Directive (2003/44/EC) Vessels 2.4 to 24 meters in length Non-road mobile machinery (NRMM) (97/68/EC)
12 13 PowerTech 4.5L marine engines Keel-cooled or heat exchanger configurations – Naturally aspirated or turbocharged, non-aftercooled – Feature constant power to 400 rpm below rated speed – Excellent choice for launches, work boats, trawler – yachts, and patrol craft Engine model Emissions rating Displacement Rated power Rated speed Rated fuel consumption L cu in kW hp rpm L/hr gal/hr 4045TFM75 M3 1, 2, 3, 4 4.5 276 101 135 2600 29.4 7.8 M2 1, 2, 3, 4 4.5 276 90 121 2500 25.4 6.2 M1 1, 2, 3, 4 4.5 276 80 107 2400 22.1 5.8 4045TFM50 M4 5 4.5 276 112 150 2600 29.7 7.8 M3 5 4.5 276 101 135 2500 26.3 6.9 M2 5 4.5 276 90 120 2400 22.7 6 M1 5 4.5 276 78 105 2300 19.5 5.2 4045DFM70 M2 1, 2, 3, 4 4.5 276 60 80 2500 17.5 4.6 4045DFM50 M2 5 4.5 276 63 85 2500 17.3 4.6 M1 5 4.5 276 56 75 2400 15 4 Engine model Length Width Height Weight, dry Maximum installed angle mm in mm in mm in kg lb Front up Front down 4045TFM75 1056 41.6 827 32.6 912 35.9 462 1019 15 0 4045TFM50 1056 41.6 827 32.6 912 35.9 462 1017 15 0 4045DFM70 923 36.3 758 29.8 902 35.5 437 963 15 0 4045DFM50 923 36.3 758 29.8 902 35.5 437 961 15 0 Ratings are subject to change. Emissions rating: 1. MARPOL Annex VI compliant 2. EPA Tier 2 3. IWT (2004/26/EC) 4. RCD (2003/44/EC) 5. IMO Exempt
This product is a comprehensive technical guide for marine engine enthusiasts, providing detailed information and ratings for various John Deere marine applications diesel engines.
The guide offers a clear overview of specifications for the following models:
4.5L/274KW Marine Diesel Engine
6.8L/265KW Marine Diesel Engine
6.8L Workhorse Marine Diesel Engine
6.8L Tier 4 Marine Diesel Engine
8.1L/366KW Marine Diesel Engine
8.1L Heavy Duty Marine Diesel Engine
12.7L/400KW Marine Diesel Engine
12.7L MV Marine Diesel Engine
15.2L/500KW Marine Diesel Engine
John Deere Marine Applications Diesel Engine Ratings is a valuable resource containing detailed and in-depth information that serves as a guide for customers in selecting an engine for their specific application.
The publication includes technical details such as power ratings and operating ranges. For instance, the minimum suggested power range for the 8.1L Heavy Duty Marine Diesel Engine is 400-545 kW (536-733 hp).
This technical guide is beneficial for both professional mechanics and DIY enthusiasts seeking comprehensive information on John Deere marine applications diesel engines.
Customers can conveniently purchase and instantly download their copy of John Deere Marine Applications Diesel Engine Ratings directly online.
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John Deere Marine Applications Diesel Engine Ratings