Service parts for the Guardian 8kW
Grouped by system, with how many of each the parts manual calls for.
Oil system
1 requiredIgnition
1 requiredPrices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.
Specifications
| Fuel | LP or Natural Gas |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 8 kW |
| Prime power | 7 kW |
| Controller | Evolution |
| Oil capacity | 4.0 L |
| Voltage options | 240 V |
| Phase | 1 |
| Rated current | 33.3 A |
Engine
| Oil capacity | 4.0 L |
|---|---|
| Displacement | 0.53 L |
| Aspiration | naturally aspirated |
| Rated speed | 2600 rpm |
Maintenance & consumables
for the Generac OHVI| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | 2-stage (paper, foam element) | — | 200 hr | ||
| Fuel filter | In-line fuel filter | — | |||
| Oil filter | Spin on full flow vertically mounted | — | |||
| Oil | 5W30 | 1.5 quart | 0J00620106 | 100 hr | Amazon eBay $35.00 NAPA $2.82 FridayParts $32.07 |
| Spark plug | Champion RC14YC; gap 0.030" (0.76mm) | 0J00620106 | Amazon eBay $35.00 NAPA $2.82 FridayParts $32.07 |
Service intervals
1| Item | Action | Hours | Months | Notes |
|---|---|---|---|---|
| Scheduled maintenance | Change | 200 hr | 24 mo | Oil, oil filter, spark plugs recommended for maintenance kits |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Recommended fluids
| Fluid | Grade | Standard | Ambient | Capacity | Notes |
|---|---|---|---|---|---|
| Engine oil | Manufacturer recommendations | Oil must be purchased separately based on manufacturer recommendations |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Procedures
1Cold Weather Operation installation
- Install cold weather kit if temperature regularly falls below 32°F
- Kit includes thermostat-controlled battery pad
- Kit includes engine-block warmer
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Common questions
How many kW is the Generac Guardian 8kW?
The Generac Guardian 8kW is rated 8 kW standby.
What engine is in the Generac Guardian 8kW?
The Generac Guardian 8kW is powered by the Generac OHVI engine.
What fuel does the Generac Guardian 8kW use?
The Generac Guardian 8kW runs on LP or Natural Gas.
How much oil does the Generac Guardian 8kW take?
The Generac OHVI engine in the Generac Guardian 8kW has an oil capacity of 4.0 liters.
What is the continuous rating of the Generac Guardian 8kW?
The Generac Guardian 8kW is rated 7 kW prime, against 8 kW standby.
What voltages is the Generac Guardian 8kW available in?
The Generac Guardian 8kW is offered in 240 V, 1-phase.
Parts
137| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 005819-0 | 26R Wet Cell Battery | Battery | Amazon eBay | |
| 048031B | CLAMP, HOSE, 09 | 4 | Clamp | Amazon eBay $2.89 |
| 070185B | OIL FILTER | 1 | Oil filter | Amazon eBay $26.99 NAPA $9.09 |
| 070264 | WASHER, FLAT, M10X4 | 1 | Washer | Amazon eBay |
| 073111 | FILTER, AIR | 1 | Air filter | Amazon eBay $16.95 |
| 0B1214 | BOLT, M8X45 | 5 | Bolt | Amazon eBay |
| 0D4968 | OUTLET 20A 120V DPLX | 2 | Outlet | Amazon eBay $22.45 |
| 0D4999 | PIN, COTTER | 2 | Pin | Amazon eBay $1.28 |
| 0E7585 | SPARK PLUG | 1 | Spark plug | Amazon eBay $12.77 NAPA $5.48 |
| 0E9470 | BOLT, M8X16 | 4 | Bolt | Amazon eBay $29.48 |
| 0E9507B | BOLT, M8X25 | 2 | Bolt | Amazon eBay $26.36 |
| 0E9507C | BOLT, M8X20 | 4 | Bolt | Amazon eBay $25.31 |
| 0G5442 | SnapButton | 1 | Button | Amazon eBay $29.48 |
| 0G8321 | METER, HOUR | 1 | Meter | Amazon eBay $24.99 |
| 0G8382 | SCREW, PAN, M5 X 16 | 8 | Bolt | Amazon eBay |
| 0G84420107 | NUT, M10 | 4 | Nut | Amazon eBay $25.16 |
| 0G84420194 | BOLT, M6X12 | 1 | Bolt | Amazon eBay $9.99 |
| 0G84420272 | NUT, M6 | 1 | Nut | Amazon eBay $24.78 |
| 0G8442C | ENGINE, 389cc | 1 | Engine | Amazon eBay $375.00 |
| 0G8442C113 | GRIP, HANDLE | 1 | Handle | Amazon eBay $35.48 |
| 0G8542 | BRACKET, MUFFLER | 1 | Bracket | Amazon eBay |
| 0G8758 | OUTLET 30A 120/250V SPCGR | 1 | Outlet | Amazon eBay $41.25 |
| 0G9028 | GASKET, EXH, CYLNDR | 1 | Gasket | Amazon eBay $16.95 |
| 0G9391 | COVER, OUTLET | 1 | Cover | Amazon eBay $49.17 |
| 0G9392 | COVER, OUTLET | 2 | Cover | Amazon eBay $38.81 |
| 0G9756 | COVER, BACK PANEL | 1 | Cover | Amazon eBay |
| 0G9757A | HOSE, FUEL, 08X55 | 1 | Hose | Amazon eBay $28.75 |
| 0G9757B | HOSE, FUEL, 08X80 | 1 | Hose | Amazon eBay $22.00 |
| 0G9911 | SWITCH, ON/OFF RED-ROTARY | 1 | Switch | Amazon eBay $14.45 FridayParts $11.92 |
| 0G9914 | FILTER, FUEL | 1 | Filter | Amazon eBay $16.99 KuduParts $8.00 FridayParts $9.80 |
| 0H0204 | PIN, AXLE | 2 | Pin | Amazon eBay $20.00 |
| 0H0265C | BREAKER, CIRCUIT, 20A | 2 | Breaker | Amazon eBay $10.99 |
| 0H0265E | BREAKER, CIRCUIT, 30A | 2 | Breaker | Amazon eBay $33.69 |
| 0H0919 | BRUSH, ALTERNATOR | 1 | Brush | Amazon eBay $25.00 |
| 0H0958 | CAP, FUEL | 1 | Cap | Amazon eBay $14.98 |
| 0H12810104 | BOLT, M6X185 | 4 | Bolt | Amazon eBay $27.56 |
| 0H1326 | Fuel Filter | 1 | Fuel filter | Amazon eBay $7.99 KuduParts $6.00 FridayParts $8.66 |
| 0H1411B | RUBBER, FUEL TANK | 4 | Rubber | Amazon eBay $26.05 |
| 0H1610A | ANTI-CRUSH 10.8OD 9ID 10LG | 4 | Lining | Amazon eBay $25.01 |
| 0H1780 | BOLT, CURVED HEAD, M8X40 | 6 | Bolt | Amazon eBay $12.99 |
| 0H1781 | BOLT, CARRIAGE HEAD M8XX46 | 2 | Bolt | Amazon eBay |
| 0H1782 | CAP NUT M8-1.25 BLACK ZINC | 9 | Nut | Amazon eBay $17.60 |
| 0H1783 | MOUNT, RUBBER VIB | 4 | Mount | Amazon eBay $20.00 |
| 0H2579B | AVR 5.5-7.5KW VISION ALT | 1 | Avr | Amazon eBay $14.65 FridayParts $20.69 |
| 0H3049 | COVER ALTERNATOR INLET 5-7KW | 1 | Cover | Amazon eBay $20.00 |
| 0H43470112 | CUP, FUEL FILTER | 1 | Fuel filter | eBay |
| 0H43470123 | GASKET | 4 | Gasket | eBay |
| 0H43470140 | AIR CLEANER | 1 | Air filter | eBay |
| 0H43470143 | GASKET, CARBURETOR, (OUT B) | 1 | Gasket | eBay $10.00 |
| 0H43470145 | GASKET, CARBURETOR, (OUT A) | 1 | Gasket | eBay $0.99 |
| 0H43470147 | GASKET, CARBURATOR (IN) | 1 | Gasket | eBay $15.00 |
| 0H43470152 | AIR TUBE | 1 | Hose | eBay |
| 0H43470163 | SEAL, COVER | 1 | Seal | eBay |
| 0H43470174 | HOSE, OIL DISCHARGE | 1 | Hose | eBay |
| 0H43470176 | HOSE, FUEL PUMP OIL INJECTION A | 1 | Hose | eBay |
| 0H43470177 | O-RING | 1 | Seal | eBay $22.00 |
| 0H43470180 | FILTER, GAS | 1 | Fuel filter | eBay |
| 0H43470181 | HOSE, FUEL PUMP | 1 | Hose | eBay |
| 0H43470182 | HOSE, FUEL PUMP AIR | 1 | Hose | eBay |
| 0H43470183 | HOSE, FUEL PUMP OIL INJECTION B | 1 | Hose | eBay |
| 0H43470184 | FUEL PUMP ASSY. | 1 | Pump | eBay |
| 0H43470189 | GASKET, MUFFLER | 1 | Gasket | eBay |
| 0H43470192 | SEAL, EXHAUST COVER | 1 | Seal | eBay |
| 0H43470196 | O-RING, RUBBER | 1 | Seal | eBay |
| 0H43470203 | WASHER/ GASKET, HOOK | 2 | Gasket | eBay |
| 0H43470288 | GASKET, VALVE COVER | 1 | Gasket | eBay |
| 0H43470303 | OIL SEAL, CRANKSHAFT | 1 | Seal | eBay |
| 0H43470306 | SENSOR ASSY., OIL | 1 | Sensor | eBay |
| 0H43470309 | GASKET, EXHAUST PIPE | 1 | Gasket | eBay |
| 0H43470312 | GASKET, CAMSHAFT | 4 | Gasket | eBay |
| 0H7510A0SRV | TANK, FUEL, 7 GAL | 1 | Tank | Amazon eBay |
| 0H8096 | SPARK PLUG | 1 | Spark plug | eBay |
| 0H9005 | METER, FUEL | 1 | Meter | Amazon eBay $12.67 FridayParts $12.00 |
| 0H91980158 | BOLT, FLANGE, M5X220 | 2 | Bolt | Amazon eBay |
| 0H91980171 | HOUSING, REAR BEARING | 1 | Housing | Amazon eBay $49.99 |
| 0H9749AST03 | PANEL RAIL BACK | 1 | Panel | Amazon eBay |
| 0H97560ST15 | HANDLE | 1 | Handle | Amazon eBay $55.73 |
| 0H9760 | CAP, END | 1 | Cap | Amazon eBay |
| 0H9761 | ALTERNATOR SCROLL | 1 | Scroll | Amazon eBay |
| 0H9763A | MUFFLER | 1 | Muffler | Amazon eBay |
| 0H97670ST15 | BRACKET, HANDLE | 1 | Bracket | Amazon eBay $37.36 |
| 0H9775B | PANEL ASSY., CONTROL | 1 | Panel | Amazon eBay |
| 0J00620100 | BOLT, M5X10 | 1 | Bolt | Amazon eBay $24.85 |
| 0J00620106 | Spark Plug | 1 | Spark plug | Amazon eBay $35.00 NAPA $2.82 FridayParts $32.07 |
| 0J0974 | SHUT-OFF VALVE, FUEL | 1 | Valve | Amazon eBay $8.99 |
| 0J35220156 | BOLT, M6X20 | 1 | Bolt | Amazon eBay |
| 0J35220161 | NUT, M8 | 2 | Nut | Amazon eBay $4.59 |
| 0J35220173 | CLAMP, 012 | 1 | Clamp | Amazon eBay $26.73 |
| 0J35220174 | CLAMP, 010 | 1 | Clamp | Amazon eBay |
| 0J4535A | MANIFOLD, EXHAUST | 1 | Manifold | Amazon eBay $38.99 |
| 0J4536 | FACE PLATE, CNTRL PNL ASSY. | 1 | Plate | Amazon eBay |
| 0J4691 | GASKET, EXH., MUFFLER | 1 | Gasket | Amazon eBay $25.37 |
| 0J47870118 | WASHER, FLAT 6X0.8 | 1 | Washer | Amazon eBay $24.70 |
| 0J4967 | BOLT, M5X12 | 6 | Bolt | Amazon eBay $24.85 |
| 0J4968 | BOLT, M5X16 | 3 | Bolt | Amazon eBay |
| 0J6072 | TERMINAL | 1 | Terminal | Amazon eBay |
| 0J7921 | ROLL OVER VALVE | 1 | Valve | Amazon eBay $20.95 |
| 0J86620100 | FRAME | 1 | Frame | Amazon eBay $89.00 |
| 0J86620103 | BOLT, M10X275 | 1 | Bolt | Amazon eBay |
| 0J86620104 | BAFFLE | 1 | Baffle | Amazon eBay $26.05 |
| 0J86620108 | NUT, M4 | 6 | Nut | Amazon eBay |
| 0K0091 | HOSE FORMED ROV-AIRBOX | 1 | Hose | Amazon eBay $15.95 |
| 0K0092 | WIRE ASSY., GRND | 1 | Wire | Amazon eBay $29.12 |
| 0K0093 | WASHER, SPECIAL LOCK | 1 | Washer | Amazon eBay |
| 0K0094 | NUT, M6 | 1 | Nut | Amazon eBay |
| 0K0097 | FRAME, BENT FOOT | 2 | Frame | Amazon eBay |
| 0K0098 | NUT, M8 | 4 | Nut | Amazon eBay $25.68 |
| 0K0099 | FOOT, RUBBER | 2 | Foot | Amazon eBay |
| 0K0100 | BOLT, M6X28 | 2 | Bolt | Amazon eBay $25.31 |
| 0K0105 | NUT, M6 | 2 | Nut | Amazon eBay $5.49 |
| 0K1291 | ALTERNATOR ASSY. | 1 | Alternator | Amazon eBay |
| 0K6011 | WHEEL | 2 | Wheel | Amazon eBay $30.00 |
| 338-4086 | Genset to Pump Actuator | 1 | Pump | Amazon eBay |
| 338-4088 | For Oil Temperature Display from Sensor | 1 | Sensor | Amazon eBay |
| 005703-0 | Paint Kit | Service part / kit | Amazon eBay | |
| 005839-0 | Fascia Base Wrap Kit | Service part / kit | Amazon eBay | |
| 006004-0 | Scheduled Maintenance Kit | 2 | Service part / kit | Amazon eBay $25.20 |
| 006016-0 | 240V Conversion Kit | Service part / kit | Amazon eBay $55.00 | |
| 022304 | WASHER FLAT 1/2 ZINC | 2 | Service part / kit | Amazon eBay |
| 067989 | NUT HEX FL WHIZ M8-1.25 | 4 | Service part / kit | Amazon eBay $6.00 |
| 0H43470136 | IGNITION COIL | 1 | Service part / kit | eBay $23.70 |
| 0H43470173 | VALVE, FUEL | 1 | Service part / kit | eBay $32.33 |
| 0H43470211 | DIODE, RECTIFIER | 1 | Service part / kit | eBay |
| 0H43470216 | BREAKER, DC CIRCUIT | 1 | Service part / kit | eBay |
| 0H43470299 | BEARING, BALL | 2 | Service part / kit | eBay |
| 0H43470310 | TAPPET, VALVE | 2 | Service part / kit | eBay |
| 0H43470316 | BEARING, OIL RETAINER | 2 | Service part / kit | eBay |
| 0H97480ST03 | FRAME, RAIL | 1 | Service part / kit | Amazon eBay $44.00 |
| 338-4084 | Harness, Switch (P2) (Includes Parts Marked @) | 1 | Service part / kit | Amazon eBay |
| 338-4085 | Genset to Battery | 1 | Service part / kit | Amazon eBay |
| 338-4087 | Lead Harness | 1 | Service part / kit | Amazon eBay |
| 338-4089 | For AC Display from Genset | 1 | Service part / kit | Amazon eBay |
| 696471068528 | Transfer Switch Model 6852 | Service part / kit | Amazon eBay | |
| 696471068535 | Transfer Switch Model 6853 | Service part / kit | Amazon eBay | |
| 696471071481 | Transfer Switch Model 9854 | Service part / kit | Amazon eBay | |
| 696471071498 | Transfer Switch Model 9855 | Service part / kit | Amazon eBay | |
| 96471068542 | Transfer Switch Model 6854 | 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
Reference (Generac)
This page was generated from the 1 manufacturer document above by automated extraction; every figure shown is copied from one of them. How the data is compiled.