The Cummins/Onan KTAA19 engine line groups 3 variant designations. Parts and fitment are pooled here so a cross-reference found on one variant surfaces for the whole family.
| Part # | Description | Category |
|---|---|---|
| 3822574 | Rocker lever actuator | actuator |
| 256837 | Air compressor air cleaner element (Cummins Two-Cylinder Only) | air_filter |
| 3377193 | Battery Tester | battery_tester |
| 3822575 | Injector and valve adjustment kit | injector |
| 3376000 | Injector puller | injector_puller |
| 3376497 | Injector puller | injector_puller |
| 3379084 | PT Fuel Pump Rebuild and Calibrate Manual, Bulletin No. 3379084 | manual |
| 193736 | O-ring (3), Part No. 193736, has a green dot or stripe. | o_ring |
| 205216 | O-ring (2), Part No. 205216, has no markings. | o_ring |
| 3010510 | O-ring (1), Part No. 3010510, has a red dot or stripe. | o_ring |
| 3375049 | Oil Filter Wrench | oil_filter |
| 3376592 | Inch Pound Torque Wrench | other_service |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.