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Cummins/Onan N14-G2 Engine Engine

The Cummins/Onan N14-G2 is an engine rated at 7300 rpm. It powers generator sets from Cummins/Onan, including the DFE, DQBA and DQBB.

Also known as: Cummins N14-G2

Part of the Cummins/Onan N14 engine family — 3 variants share parts & fitment.

7300 rpm
Rated speed

Engine specifications

Rated speed7300 rpm

Generator sets powered by this engine

3
Cummins/Onan DFECummins/Onan DQBACummins/Onan DQBB

Parts cataloged across the Cummins/Onan N14 family

111
Part #DescriptionCategory
3163196torque wrench adapteradapter
256837Air compressor air cleaner element (Cummins Two-Cylinder Only)air_filter
3822524Use on v-belts ( 3/8 to 7/8) and v-ribbed belts with 5 ribs or less.belt
0300-4623-09DFCB (600V)current_transformer
0300-4623-10DFCC (600V)current_transformer
0300-4623-24DFCB BR (0-480V)current_transformer
0300-4623-27DFCC BR (0-480V)current_transformer
1920090ECMecm
19801556ECMecm
49200083ECMecm
19801564CENTRY™ STC Actuator Lead Wireelectronic_fuel_control_valve
19200074Engine Harness Adaptor Cableengine_harness_adaptor_cable
19800109Engine Speed Sensorengine_speed_sensor
19801560Fuel Blockfuel_block
50121-43698Fuel Shutoff Valvefuel_filter
19801565Fuel Pressure Sensing Linefuel_pressure_sensing_line
1920096Fuel Pump Gear Pumpfuel_pump
08600043sea water pump gasketgasket
08600042sea water pump housinghousing
08600119sea water pump impellerimpeller
3822697Injector Pullerinjector
3823348STC Injector Tappet Retaining Tool (IBC method)injector
3823579CELECT™ Injector Puller and Driver Assembly (Used to remove and install CELECT™ injectors.)injector
3824653STC Injector Pullerinjector
M-3070113Injector Sleeveinjector
M-3072485Injector Plunger Linkinjector
M-3078226Injector Plunger Linkinjector
19801567Main Engine Harnessmain_engine_harness
3318853CE 1 122-0755 3313279 CE 2 122-0526 3304232 CE 1 13 14 15 16 505- 503- 503- 504- 505oil_filter
00160044Engine Modelother_service
19100001Idle Shutdown Featureother_service
19100064Automotive Governor with Droopother_service
19160001Automotive Governorother_service
19200073WARNING and STOP lights in the cab panelother_service
19200075Maintenance monitor data (Cumulative Data, Trip Data, Idle Data, PTO Data)other_service
19200084Fan Clutch 2 Enableother_service
1920086Fuel Shutoff Valveother_service
1920089Cooling Plateother_service
1920091Engine Wiring Harness (actuator amp connector)other_service
1920092OEM Wiring Harnessother_service
1920093Engine Mounted Service Tool Datalinkother_service
1920094Fuel Inother_service
1920095Fuel Outother_service
19400220Engine Brake Solenoid Valveother_service
19601595ADVANTAGE™other_service
19801598ADVANTAGE™ POINTother_service
19801602Transient Black Smoke Controlother_service
19801603CENTRY™ Plusother_service
19801610N14 Section 1 - Operating Instructionsother_service
3376592Inch Pound Torque Wrenchother_service
3823097High-temperature Anti-Seize Compoundother_service
3823461Chip Removal Toolother_service
49100029Fan Clutch 2 Enableother_service
49200053PTO Setother_service
49601601Torque Signalother_service
49801597Power Outputother_service
49801599Low Speed High Speedother_service
49801603AFC CONTROLLED FUELother_service
C2800Fleetguard® refractometerother_service
M-3066736Valve Spring Housingother_service
M-3066738Valve Springother_service
M-3067426Valve Spring Retainerother_service
M-3070184Cup Retainerother_service
M-3071967Filter Screenother_service
M-3072486Link Retainerother_service
M-3072819– Spring Housing Spacerother_service
M-3072821– Spring Guideother_service
M-3072822– Socket Set Screwother_service
M-3072823Spring Housing Spacer Assemblyother_service
M-3073244Cup Retainerother_service
M-3075613Socket Head Cap Screwother_service
M-3076068Ball Checkother_service
M-3076071Spray Tip Assemblyother_service
M-3076256Wiring Harnessother_service
M-3080766Coupling Retainerother_service
M-3081342Plunger Couplingother_service
M-3081371Upper Plunger Spring – Femaleother_service
M-3081388Upper Plunger Spring – Maleother_service
M-3083863Plunger Couplingother_service
M-3087552Upper Plunger – Maleother_service
M-3087791Spray Tip Assemblyother_service
M-3088175Spray Tip Assemblyother_service
M-3409978Spray Tip Assemblyother_service
M-3411340Plunger Coupling Springother_service
M-3411388Spray Tip Assemblyother_service
M-3411690Spray Tip Assemblyother_service
M-3411694Spray Tip Assemblyother_service
M-3411711Plunger and Barrel – Maleother_service
M-3411775Spring Retainerother_service
M-3609852Spray Tip Assemblyother_service
M-3609855Spray Tip Assemblyother_service
M-3609861Spray Tip Assemblyother_service
M-3800419All manufacturer’s names, symbols and descriptions are used for reference only and itother_service
19801568Rail Pressure Sensorrail_pressure_sensor
08500039sea water pump screwscrew
M-3034408Control Valve O-Ringseal
M-3068959Barrel O-Ringseal
M-3070136O-Ring Seal Topseal
M-3070137O-Ring Seal Middleseal
M-3070138O-Ring Seal Bottomseal
M-3075658Solenoid O-Ringseal
M-3080421Sealing Washerseal
1920087Oil Pressure Sensorsensor
1920088Intake Manifold Pressure Sensorsensor
1920097Oil Temperature Sensorsensor
1920098Engine Position Speed Sensor (behind lubricating oil pump)sensor
1920100Coolant Level Sensor (in radiator) - Optionalsensor
1920101Intake Manifold Temperature Sensorsensor
1920102Ambient Air Pressure Sensor (when required)sensor
1920099Coolant Temperature Sensor (in thermostat housing)thermostat
50121-43700Thermostatthermostat

Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.

Common questions

Which generators use the Cummins/Onan N14-G2 engine?

The Cummins/Onan N14-G2 powers 3 generator set(s), including Cummins/Onan DFE, Cummins/Onan DQBA, Cummins/Onan DQBB.