The Cummins/Onan GTA38 engine line groups 2 variant designations. Parts and fitment are pooled here so a cross-reference found on one variant surfaces for the whole family.
| Part # | Description | Category |
|---|---|---|
| 3822524 | Use on v-belts ( 3/8 to 7/8) and v-ribbed belts with 5 ribs or less. | belt |
| 3822525 | Use on v-beits larger than 7/8 in. and v-ribbed belts with 6 or more ribs. | belt |
| 3305373 | DCAGSL (1/2 Gallon) | coolant_filter |
| 3315459 | DCAGOL (1 pint) | coolant_filter |
| 3317428 | DCA7S5L (5 Gallons) | coolant_filter |
| 3318320 | DCA95 | coolant_filter |
| DCA95 | Coolant Filter | coolant_filter |
| 3375432 | crack detection kit | other_service |
| 3375434 | crack detection developer | other_service |
| 3377462 | Optical Tachometer | other_service |
| 3377464 | Reflective Tape | other_service |
| 3376898 | Engine Water Pump | pump |
| 3375411 | Thermostat Seal Mandrel | thermostat |
| 3375049 | Oil Filter Wench | tool |
| 3375055 | Pressure Regulator Removal Tool | tool |
| 3375182 | Valve Spring Tester | tool |
| 3375301 | Tube Cutter | tool |
| 3376579 | Open spin-on full flow filter for inspection | tool |
| 3376891 | Fluorescent Tracer | tool |
| 3377253 | Blacklight (AC) Inspect for oil leak | tool |
| 3377394 | Blacklight (DC) Inspect for oil leak | tool |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.