The Generac GN190 engine line groups 4 variant designations. Parts and fitment are pooled here so a cross-reference found on one variant surfaces for the whole family.
| Part # | Description | Category |
|---|---|---|
| 78601 | ELEMENT, AIR FILTER | Air filter |
| 86311 | FUEL FILTER | Fuel filter |
| 78629 | GASKET, BREATHER | Gasket |
| 78631 | GASKET, CARB./SKIRT | Gasket |
| 87478 | GASKET, OIL FILTER ADAPTOR | Gasket |
| 89096 | GASKET, CRANK CASE FLANGE | Gasket |
| 89476 | GASKET, EXHAUST | Gasket |
| 90051 | GASKET, CARB/SPACER/HEAD | Gasket |
| 90536 | GASKET, AIR CLEANER OUTLET | Gasket |
| 94643 | GASKET, OIL DRAIN PLUG | Gasket |
| 96362 | GASKET, ROCKER COVER | Gasket |
| 96459 | GASKET, CARB./INLET ADAPTOR | Gasket |
| A8822 | GASKET, CYLINDER HEAD | Gasket |
| 30340 | 1/4" FUEL LINE (8" LONG) | Hose |
| 82580D | 3/16" CARBURETOR LINE (4" LONG) | Hose |
| 86710 | HOSE, CARB. INLET | Hose |
| 89062 | HOSE, BREATHER | Hose |
| 70185 | FILTER, OIL | Oil filter |
| 52617 | DRAIN PLUG, M12 x 1.75" LONG | Service part / kit |
| 65795 | Battery Charge Rectifier | Service part / kit |
| 77604 | HOUR METER | Service part / kit |
| 86275 | GENISTOR, TRIAC MODULE | Service part / kit |
| 86711 | MODULE, IGNITION | Service part / kit |
| 86714 | SCREEN, OIL PICK-UP | Service part / kit |
| 86730 | TUBE, EXHAUST OUTLET | Service part / kit |
| 86731A | ASSEMBLY, MUFFLER | Service part / kit |
| 89049B | COIL, IGNITION | Service part / kit |
| 89680 | SPARK ARRESTOR | Service part / kit |
| 90145 | 30A Circuit Breaker (all units); 30A Circuit Breaker Q-70G | Service part / kit |
| 90881A | ASSEMBLY, CARBURETOR | Service part / kit |
| 92234 | RV CONTROL BOARD | Service part / kit |
| 94468-A | Manual Part No. 94468-A | Service part / kit |
| A961 | FUSE, 7.5A. AGC | Service part / kit |
| A9969 | ASSEMBLY, PCB CCG | Service part / kit |
| 90475 | FUEL PUMP | Pump |
| 81695 | SEAL, OIL-CRANKSHAFT | Seal |
| 88156 | SEAL VALVE-INTAKE | Seal |
| 89045 | SEAL, WASHER EXH. PIPE | Seal |
| 89048 | SEAL, OIL FILTER HOLE | Seal |
| 90071 | O-RING, 1.062" I.D. | Seal |
| 90072 | O-RING .562" I.D. | Seal |
| 60108 | GASKET, OIL FILTER SUPPORT | Sensor |
| 77667 | SWITCH OIL PRES 4PSI | Sensor |
| 86697 | ASSY. IGNITION SENSOR | Sensor |
| 94090 | SWITCH-THERMAL, OIL TEMP. | Sensor |
| 72347 | SPARK PLUG-CHAMPION R12YC | Spark plug |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.