Cummins L8.9CMII223 220hp Marine Propulsion Engine

CERTIFIED: This diesel engine complies with or is certified to the following agencies requirements:IMO Tier II (Two) NOx requirements of International Maritime Organization (IMO), MARPOL 73/78 Annex VI, Regulation 13 China Marine Emission Regulation Stage II GB15097-2016

Cummins L8.9CMII223 220hp Propulsion Marine Engine Performance Data

General Engine Data
Engine Model ……….………………………………………..…………………………………L8.9CMII223
Rating Type …………………….……..………………………………………………………Continuous Duty
Rated Engine Power …….…..……………………………..……………………..……….kW [hp] 164 [220]
Rated Engine Speed ………………..….……………..………………………….…………rpm 1800
Rated Power Production Tolerance ……….…..………………….………………..….……….±% 3
Rated Engine Torque …………………………..……….…………………………..Nꞏm [lbꞏft] 870 [642]
Peak Engine Torque @ 1400 rpm………………………..………………….Nꞏm [lbꞏft] 1001 [738]
Brake Mean Effective Pressure ..……….……….….…………………..…..kPa [psi] 1232 [179]
Indicated Mean Effective Pressure……………..………………………….kPa [psi] 1360 [197]
Maximum Allowable Engine Speed ..…….…….….….……………………………rpm 2440
Maximum Continuous Torque Capacity from Front of Crank Specifications
Maximum Torque Capacity from Front of Crank² ..…..…………………Nꞏm [lbꞏft] [N.A.]
Compression Ratio ….…….……………………………………………………………… 16.6:1
Piston Speed ……………………………………….….…………………………..m/sec [ft/min] 8.7 [1713]
Firing Order ……..…………………….…………..………..…….………………..1-5-3-6-2-4
Weight – Engine Only – Average …….……..….……..……………………………..kg [lb] 877 [1933]
Weight – Engine With Heat Exchanger System – Average….………..kg [lb] 1001 [2207]
Governor Settings
Default Droop Value…………………………..Refer to MAB 2.04.00-03/23/2006 for Droop explanation 7%
Maximum Droop Allowed……………………………………………………………
High Speed Governor Break Point…………………………………………………..rpm 1860
Minimum Idle Speed Setting ……….…….…….….………………………..………rpm 750
Normal Idle Speed Variation .…………………………………….….……………±rpm 50
High Idle Speed Range Minimum ……………………………………….…..……rpm 1860
Maximum ………………………………………………………………………rpm 2000
Noise and Vibration
1 m sound pressure level – GB/T1859 …………………………………………………….. < 93 dB
Lubrication System¹
Max. Allowable Oil Temperature (Sump) ……………………………………….°C [°F] 124 [255]
Oil Pan Capacity (OP9337)
Low/High………………………………………………………………………………….. l/l 18.9 22.7
Min. Oil Pressure at idle speed……………………………………………………..…..kPa [psi] 69 [10]
Maximum Operational Angularity of Oil Pan …………………………………. degree 35
Fuel System¹
Fuel Consumption at Rated Speed ………..………..……………………….l/hr [gal/hr] 44.4 [11.7]
Approximate Fuel Flow to Pump ..…..…..……..….…….………………….l/hr [gal/hr] 153 [40.3]
Maximum Allowable Fuel Supply to Pump Temperature ..…..…..……………°C [°F] 70 [158]
Approximate Fuel Flow Return to Tank .….……..……………………….l/hr [gal/hr] 108 [28.6]
Maximum Allowable Restriction to Fuel Pump
Clean Filter ………………………………………………………………………………….. kPa [psi] 16 [2.3]
Dirty Filter ……………………………………………………………………………………. kPa [psi] 30 [4.4]

Air System¹
Intake Manifold Pressure ..….……..………………….…………..….……………….kPa [in Hg] 193 [57]
Intake Air Flow .………..….………….…….…………………….……..………………l/sec [cfm] 261 [553]
Heat Rejection to Ambient5 ….…..………..……..………………………..kW [Btu/min] 23 [1309]
Exhaust System¹
Exhaust Gas Flow …….……..…………………………………..……..…….l/sec [cfm] 632 [1,339]
Exhaust Gas Temperature (Turbine Out) …………………………………………°C [°F] 449 [840]
Max. Exhaust Pressure ………………….……….……………………………………kPa [in Hg] 10 [3]
Emissions (in accordance with ISO 8178 Cycle E3)
NOx (Oxides of Nitrogen) …….………………………………………..g/kwꞏhr [g/hpꞏhr] 4.83 [3.60]
HC (Hydrocarbons) …….……………………………….………..……g/kwꞏhr [g/hpꞏhr] 0.27 [0.20]
CO (Carbon Monoxide) ……….………..…………………………….g/kwꞏhr [g/hpꞏhr] 1.50 [1.12]
PM (Particulate Matter) …………………………………………….g/kwꞏhr [g/hpꞏhr] 0.10 [0.07]
Cooling System¹
Sea Water Pump flow4 ( Discharge Restriction Pressure 40 kPa )……………… m3/hr 8.8
Pressure Cap Rating (With Heat Exchanger Option) ……………….……………..kPa [psi] 48 [7]
Max. Pressure Drop Across Any External Cooling System Circuit …………..…..kPa [psi] 34 [5]
Jacket Water Aftercooled Engine (JWAC)
Coolant Flow to Engine Heat Exchanger ………….………………….l/min [gal/min] 262 [69.2]
Standard Thermostat Operating Range (Start to Open) …….…..…….………°C [°F] 71 [160]
Standard Thermostat Operating Range (Full Open) ………..…………….…….°C [°F] 83 [182]
Heat Rejection to Engine Coolant³ …………….………………………kW [Btu/min] 119 [6791]
Coolant Capacity
Engine Only………………………………………………………………………….l [gal] 11 [3]
Electrical and Start System
Voltage……………………………………………………………………………………..V 24
Cold Soak at -18°C (0°F) -Cold Cranking Amperes Rating ……………………….CCA 750
Maximum Allowable Resistance of Starting Circuit ……………………. ……..Ohms 2
Min. start temperature without cold starting aid …………………………..……°C [°F] -12 [-10]

Cummins L8.9CMII223,L8.9CMII223,cummins 220hp Marine Propulsion Engine,Cummins L8.9CMII223 220hp Marine Propulsion Engine