Specifications
| Standby power | 109 kW |
|---|---|
| Prime power | 99 kW |
Maintenance & consumables
for the Cummins/Onan GTA8.3 G1| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | — | ||||
| Fuel filter | — | ||||
| Oil filter | — | ||||
| Belt | — | ||||
| Coolant | — | ||||
| Coolant filter | — | ||||
| Oil | — | ||||
| Spark plug | — |
Common questions
What is the power rating of the Cummins/Onan GTA8.3-G1?
The Cummins/Onan GTA8.3-G1 is rated 109 kW standby.
What engine is in the Cummins/Onan GTA8.3-G1?
The Cummins/Onan GTA8.3-G1 is powered by the Cummins/Onan GTA8.3 G1 engine.
Parts
43| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 100-025-001 | Air Filter | 1 | Air filter | Amazon eBay |
| 100-026-001 | Filling valve (optional: without filling hoses) | 4 | Oil filter | Amazon eBay |
| 100-027-001 | Concentric suction/pressure valve (optional: without filling hoses) | 1 | Oil filter | Amazon eBay |
| 100-028-001 | Coolant Filter | 1 | Belt | Amazon eBay |
| 100-029-001 | AIR FILTER | 1 | Air filter | Amazon eBay |
| 100-030-001 | Oil Filter | 1 | Oil filter | Amazon eBay |
| 155-3219 | Gasket, Muffler | 2 | Gasket | Amazon eBay |
| 193-0432 | Sender, Oil Temperature (S2 Engine Block, E4 Oil Pan) | 2 | Sensor | Amazon eBay |
| 309-0159 | Switch, Oil Pressure (S107) | 1 | Oil filter | Amazon eBay |
| 309-0269 | Switch, Low Engine Temperature (S4) | 1 | Sensor | Amazon eBay |
| 502-0942 | Elbow - 90 ° | 1 | Hose | Amazon eBay |
| 502-0943 | Connector, Hose (3/8 x 5/8) - GGKB, GGKC | 1 | Hose | Amazon eBay |
| 503-0098 | Hose, Oil Drain - Bulk (Order By The Foot - 3 Feet Required) | 1 | Hose | Amazon eBay |
| 503-0183 | Clamp, Hose | 2 | Hose | Amazon eBay |
| 503-0197 | Clip, Hose | 1 | Hose | Amazon eBay $7.99 |
| 503-0386 | Bulk Hose (water jacket heater; order 15 in. and 6 in. lengths) | 1 | Hose | Amazon eBay |
| 518-0548-02 | Clamp, Hose | 1 | Hose | Amazon eBay |
| 525-0301 | Sealant, Thread (6 ml Tube) | 1 | Fluid | Amazon eBay |
| 102-1448-02 | Adapter, Oil Drain (M10 x 16) | 1 | Service part / kit | Amazon eBay |
| 155-2062-13 | Cap, Rain | 1 | Service part / kit | Amazon eBay |
| 155-2305 | Clamp, Muffler | 1 | Service part / kit | Amazon eBay |
| 155-2570 | Clamp, V-Band A299 | 1 | Service part / kit | Amazon eBay |
| 155-3150-02 | Muffler | 1 | Service part / kit | Amazon eBay |
| 155-3163-01 | Adapter, Exhaust | 1 | Service part / kit | Amazon eBay |
| 155-3164-03 | Pipe, Exhaust | 1 | Service part / kit | Amazon eBay |
| 155-3180 | Shield, Rain | 1 | Service part / kit | Amazon eBay |
| 332-2634 | Clamp, Retainer 4 Prior To December 1996 Production (Mounted On Top And Side Of Control Box Wrapper) | 10 | Service part / kit | Amazon eBay |
| 332-3196 | Clamp, J | 1 | Service part / kit | Amazon eBay |
| 416-0619 | Cable, Battery | 1 | Service part / kit | Amazon eBay |
| 416-1000 | Cable, Battery | 1 | Service part / kit | Amazon eBay |
| 504-0011 | Valve, Shutoff (1/2”) | 1 | Service part / kit | Amazon eBay |
| 505-0050 | Elbow, Street (1/2' x 90 ° ) | 1 | Service part / kit | Amazon eBay |
| 505-0057 | Plug, Square Head (1/8') | 1 | Service part / kit | Amazon eBay |
| 505-0185 | Nipple, Half (1/2' x 1.5' lg) | 1 | Service part / kit | Amazon eBay |
| 525-0304 | Onan Green Enamel (Non-Metallic) - Gallon Can | 1 | Service part / kit | Amazon eBay |
| 525-0305 | 12 oz. Pressurized Spray Can | 1 | Service part / kit | Amazon eBay |
| 525-0306 | Onan Green Enamel (Non-Metallic) - Quart Can | 1 | Service part / kit | Amazon eBay |
| 526-2140 | Washer, Flat (M12) | 1 | Service part / kit | Amazon eBay |
| 800-2058 | Screw, Cap - Hex Head (M8 x 1.25 x 25) | 1 | Service part / kit | Amazon eBay |
| 800-2111 | Screw, Cap - Hex Head (M12 x 1.25 x 25mm) | 1 | Service part / kit | Amazon eBay |
| 821-6003-02 | Screw, Cap - Hex Head | 2 | Service part / kit | Amazon eBay |
| 850-2008 | Washer, Lock (M8) | 1 | Service part / kit | Amazon eBay |
| 856-0013 | Washer, Lock - W/EIT (1/2) | 1 | Service part / kit | Amazon eBay |
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
Spec sheet — CUMMINS GTA8.3-G1 Data Sheet (2) (Cummins/Onan)