HomeCummins/OnanCummins/Onan K38

Cummins/Onan K38 Generator Set

The Cummins/Onan K38 is a generator set.

3
Document types

Specifications

Ratings spec sheet not in our library yet — see the documents below.

Filters & service parts

model family
ItemSpecCapacityPart #Interval
Oil filter33750496000 hr buy
Air filter6000 hr find
Belt6000 hr find
CoolantCummins OE or equivalent6.8 L1500 hr
Coolant filterChange the service coolant filter at every oil and filter change interval.6000 hr find
Fuel filter6000 hr find
Oil6.8 L6000 hr

Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number.

Parts

22
Part #DescriptionQtySystem
3315844fuel filter, Cummins Part No. 256837 or Fleetguard® AF-2511Fuel filter FridayParts $16.66
3315847fuel filter, Cummins Part No. 256837 or Fleetguard® AF-2511Fuel filter buy
3375049filter wrench1Oil filter buy
3376000Injector puller1Injector puller buy
3376497Injector puller1Injector puller buy
3376592Inch Pound Torque WrenchTorque wrench kuduparts $359.00
3377193Battery TesterBattery tester buy
3379071PTD injectors rebuild manualManual buy
3810313PT (Type D) STC injector shop manualManual buy
3822575Injector and valve adjustment kit1Injector FridayParts $96.36
3823875Belt tension gaugeBelt buy
CC-2800Fleetguard® RefractometerRefractometer buy
FF105fuel filter, Fleetguard® Part No. AF-2511Fuel filter NAPA $23.51 Amazon eBay $5.99
FF105Dfuel filter, Fleetguard® Part No. AF-2511Fuel filter NAPA $20.05 Amazon eBay $14.50
KTA38-0201Engine Control Module1ECM / ECU buy
KTA38-0202Engine Control Unit1ECM / ECU buy
S-K7-38-12FL5" FLANGE [12 LANGEFlexible connectors buy
S-KT-38-10FL5" FLANGE |10" FLANGEFlexible connectors buy
3822574Rocker lever actuator1Service part / kit buy
KTA38-0203Engine Control System1Service part / kit buy
ST-1293Burroughs Tension GaugeService part / kit buy
ST-669Torque wrench adapter1Service part / kit buy

Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Available documents

Engine specSpec sheetService manual