Service parts for the Q-70G
Grouped by system, with how many of each the parts manual calls for.
Air intake
1 requiredFuel system
1 requiredOil system
1 requiredBelts
1 requiredIgnition
1 requiredPrices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.
Specifications
| Fuel | gasoline |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 7 kW |
| Prime power | 7 kW |
| Controller | P.C.B. 92234 |
| Oil capacity | 1.7 L |
| Voltage options | 120 V, 240 V |
| Phase | 1 |
| Rated current | 58.3 A |
| Circuit breaker | 30 amp A |
| Battery voltage | 12 volts DC electric starter V |
| Battery quantity | 1 |
| Max ambient | 40 °C |
| Dimensions (L×W×H) | 635×469×425 mm |
| Dry weight | 100 kg |
Maintenance & consumables
for the Generac GN-570| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | paper element | 73123 | 360 hr | Amazon $138.98 eBay $25.00 | |
| Fuel filter | Gasoline Only | 87769 | 100 hr | Amazon $43.25 eBay $18.99 | |
| Oil filter | 70185 | 120 hr | Amazon $28.95 eBay $18.99 KuduParts $11.00 | ||
| Battery | fill with distilled water only | — | 720 hr | ||
| Belt | Drive belt tension set at factory | 75216 | 360 hr | Amazon eBay | |
| Coolant | check level, add if necessary | — | 12 hr | ||
| Oil | SAE 10W-30 | 1.7 L | — | 100 hr | |
| Spark plug | Champion RC12YC; gap 0.030 inch (0.8 mm) | 72347 | 360 hr | Amazon $7.19 eBay $9.99 |
Service intervals
29| Item | Action | Hours | Months | Notes |
|---|---|---|---|---|
| Engine crankcase oil level | Check | 8 hr | or before each use | |
| Engine oil level | Check | 8 hr | at least every eight hours of operation, or before use | |
| Air cleaner foam pre-cleaner | Clean | 25 hr | 3 mo | clean and re-oil; whichever occurs first; more often in dusty conditions |
| Cooling and ventilation openings | Inspect | 25 hr | First service — part of 25-hour check up | |
| Electrical system | Inspect | 25 hr | First service — part of 25-hour check up | |
| Engine carburetor adjustments | Check | 25 hr | First service — part of 25-hour check up | |
| Engine crankcase oil and oil filter | Change | 25 hr | First service — 25-hour check up, by authorized service facility | |
| Engine exhaust system | Inspect | 25 hr | First service — part of 25-hour check up | |
| Engine ignition system | Check | 25 hr | First service — part of 25-hour check up | |
| Engine oil and oil filter | Change | 25 hr | First service — 25-hour check up. | |
| Engine oil filter | Change | 100 hr | First service — After the 25-hour break-in period | |
| Entire electrical system | Inspect | 25 hr | First service — At the 25-hour check-up | |
| Fluid levels | Check | 25 hr | First service — part of 25-hour check up | |
| Foam pre-cleaner | Clean | 25 hr | 3 mo | whichever occurs first |
| Foam precleaner | Clean | 25 hr | 3 mo | Whichever occurs first; more frequently in dusty/dirty conditions |
| Engine crankcase oil | Change | 50 hr | First service — Change more frequently under heavy load or high ambient temperatures | |
| Engine oil | Change | 50 hr | First service — thereafter; more often under heavy load/high ambient | |
| Air cleaner paper filter | Replace | 100 hr | 12 mo | whichever comes first; must be flame retardent type |
| Air intake screen | Clean | 100 hr | at least every 100 hours; clean more often if necessary | |
| Fuel filter | Replace | 100 hr | 12 mo | whichever comes first |
| Fuel filter (gasoline only) | Replace | 100 hr | 12 mo | Whichever comes first |
| Oil filter | Replace | 100 hr | First service — every 100 operating hours thereafter | |
| Paper air filter | Replace | 100 hr | 12 mo | whichever comes first |
| Spark plug | Clean | 100 hr | Reset spark plug gap to 0.030 inch (0.76 mm) | |
| Spark plugs | Clean | 100 hr | reset gap to 0.030 inch (0.8mm); do not blast clean | |
| Battery | Inspect | 1 mo | Weekly inspect posts, cables, fluid level. | |
| Battery | Test | 6 mo | Every six months check state of charge/condition with hydrometer. | |
| Battery state of charge | Test | 6 mo | every six months, by automotive service facility | |
| Battery state of charge and condition | Test | 6 mo | have checked by automotive service facility with battery hydrometer |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Service specifications
25| Type | Item | Value | Unit | Condition |
|---|---|---|---|---|
| Gap | Spark plug gap | 0.030 | inch (0.76 mm) | |
| Other | Bonding conductor | No. 8 AWG copper wire minimum | flexible conductor if replaced | |
| Other | Compression ratio | 8.6 to 1 | ||
| Other | Fuel Pump Primer hold time | 30 | seconds | cold engine not started in more than two weeks |
| Other | Maximum cranking time | 15 | seconds | |
| Other | Oil capacity | 1.7 | liters | |
| Other | Rated horsepower Q-55G | 15 | hp | at 3600 |
| Other | Rated horsepower Q-70G | 18 | hp | at 3600 rpm |
| Pressure | Low oil pressure shutdown switch | 2-6 | PSI | contacts close below this pressure |
| Pressure | Low oil pressure switch | 10 PSI | PSI | |
| Pressure | Oil pressure shutdown | 2-6 | PSI | |
| Speed | Engine governed speed | 2500 | rpm | |
| Speed | Engine governor speed / engine RPM | 3000 | rpm | |
| Speed | Number of rotor poles | 2 | ||
| Speed | Rated horsepower | 16 | hp @ 3,600 rpm | |
| Speed | Rotor RPM | 3600 | rpm | |
| Speed | Rotor speed | 3600 | rpm | |
| Temperature | High oil temperature shutdown | 284 | °F (140°C) | |
| Temperature | High oil temperature shutdown switch | 284 | °F (140°C) | contacts close above this temperature |
| Temperature | High temperature switch actuation (engine shutdown) | approximately 284 | °F (140° C) | |
| Torque | Oil filter installation | 3/4 to one turn | turn by hand | after gasket contacts filter adapter |
| Torque | Oil filter tightening after gasket contact | 3/4 to one | turn | after gasket lightly contacts adapter |
| Voltage | AC output voltage regulation | 120 | volts | at 60 Hz |
| Voltage | Voltage regulation at 50 Hertz | 115 | volts | AC frequency 50 Hertz |
| Voltage | Voltage regulation at 60 Hz | 120 | V | voltage-to-frequency ratio is 2-to-1 |
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 | SAE 10W-30 | API classification "For Service SF" | 1.4 liters | High quality detergent oil; do not pour in any additives. For storage refill use SAE 10W-30 with API classification "For Service SE" | |
| Fuel | High quality UNLEADED gasoline; leaded REGULAR grade gasoline is an acceptable substitute | Do not use gasoline containing alcohol (such as gasohol); if used, must not contain more than 10 percent ethanol and must be removed during storage. Do NOT use gasoline containing methanol | |||
| Fuel | Unleaded gasoline | Leaded regular acceptable substitute. Do not use gasoline containing methanol. If alcohol, max 10% ethanol and remove during storage. | |||
| Other | Bicarbonate of soda solution | 1.0 pound (500 grams) per 1 gallon (4 liters) of water | Electrolyte neutralizing agent |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Procedures
1225-Hour Check Up maintenance
- After 25-hour break-in period, contact authorized service facility for maintenance.
- Change engine crankcase oil and oil filter.
- Check all fluid levels.
- Inspect cooling and ventilation openings on vehicle.
- Check engine carburetor adjustments.
- Check engine ignition system.
- Inspect entire electrical system.
- Inspect engine exhaust system.
Battery maintenance
⚠ DO NOT USE TAP WATER IN BATTERY.
⚠ STORAGE BATTERIES GIVE OFF EXPLOSIVE HYDROGEN GAS.
Tools: hydrometer
- Once weekly: Inspect battery posts and cables for tightness, corrosion. Clean and/or tighten as needed.
- Check battery fluid level; if necessary, fill with DISTILLED WATER ONLY. DO NOT USE TAP WATER.
- Every six months: Have battery state of charge and condition checked by automotive service facility with hydrometer.
Battery Inspection maintenance
⚠ Storage batteries give off explosive hydrogen gas.
⚠ Battery electrolyte is caustic sulfuric acid; wear protective goggles, clothing and gloves.
Tools: hydrometer, distilled water
- Once weekly, inspect battery posts and cables for tightness and corrosion.
- Clean and/or tighten as needed.
- Check battery fluid level and fill with distilled water only.
- Do not use tap water in the battery.
- Every six months have state of charge and condition checked by an automotive service facility.
Change Engine Oil maintenance
⚠ DO NOT OVERFILL ABOVE FULL MARK.
Tools: suitable container
- Warm up engine for at least five minutes, then shut down.
- With engine still warm, remove oil drain plug. Drain oil completely into suitable container.
- Install and tighten oil drain plug.
- Remove oil dipstick and fill crankcase with recommended oil. Crankcase holds about 1.7 liters. Do not overfill.
- Install and tighten dipstick cap before operating engine.
Change Oil Filter maintenance
Tools: new oil filter
- Turn oil filter counterclockwise to remove.
- Coat gasket of new filter with engine oil.
- Turn new filter clockwise until gasket contacts tightly with filter adapter. Tighten additional 3/4 to one turn by hand.
- Run engine and check for leaks.
Changing Engine Oil maintenance
Tools: suitable container for drained oil
- Warm up engine for at least five minutes, then shut down.
- With engine still warm, remove oil drain plug and drain oil completely.
- Install and tighten oil drain plug when oil has drained.
- Remove oil dipstick and fill crankcase with recommended SAE 10W-30 oil.
- Do not overfill above the FULL mark.
- Install and tighten dipstick cap before operating engine.
Changing the Engine Oil and/or Oil Filter maintenance
⚠ DO NOT FILL ABOVE THE "FULL" MARK.
- Run the engine until thoroughly warmed up (at least five minutes) then shut OFF the engine.
- With the engine still warm, remove the oil drain plug and drain the oil into a suitable container.
- After the oil has drained, replace the oil drain plug.
- If changing the filter, remove the old oil filter by turning it counterclockwise.
- Apply a light coating of clean engine oil to the gasket of the new filter.
- Screw the new filter on by hand until its gasket lightly contacts the oil filter adapter, then tighten an additional 3/4 to one turn.
- Remove the dipstick and fill crankcase with the proper type and amount of recommended oil (about 1.4 liters).
- Install and tighten the dipstick before operating the engine.
- Start the engine and check for leaks.
Changing the Oil Filter maintenance
- Turn oil filter counterclockwise to remove.
- Coat the gasket of the new filter with engine oil.
- Turn new filter clockwise until its gasket contacts the filter adapter.
- Tighten an additional 3/4 to one turn by hand.
- Run engine and check for leaks.
Checking Engine Oil Level maintenance
⚠ DO NOT OVERFILL ABOVE FULL MARK.
Tools: clean lint-free cloth
- Be sure generator is as level as possible.
- Remove oil dipstick and wipe dry with clean, lint-free cloth.
- Install and tighten oil dipstick, then remove again.
- Oil should be at dipstick FULL mark. Add oil to FULL mark only. Do not overfill.
- Install and tighten oil dipstick cap before operating engine.
Checking and Setting the Engine Spark Plug maintenance
⚠ Sparking can occur if the wire terminal does not fit firmly on the spark plug terminal end.
⚠ Do not blast the spark plug to clean.
Tools: Wire feeler gauge, Wire brush
- Clean the area around the base of the spark plug to keep dirt and debris out of the engine.
- Remove the spark plug and check the condition; replace if worn or if reuse is questionable.
- Check the spark plug gap using a wire feeler gauge.
- Adjust the gap to 0.030 inch (0.76 mm) by carefully bending the ground electrode.
Checking the Engine Oil Level maintenance
⚠ Never operate the engine with the oil level below the "Add" mark on the dipstick.
⚠ DO NOT FILL ABOVE THE "FULL" MARK.
- Be sure the generator is as level as possible.
- Remove the dipstick and wipe it dry with a clean, lint-free cloth.
- Install and tighten the dipstick cap; then remove it again. Oil level should be at the dipstick "Full" mark.
- If necessary, remove the oil fill cap on the rocker cover and slowly add oil until it reaches the "Full" mark.
- Install and tighten the oil fill cap and the dipstick before operating the engine.
Clean Air Intake Screen maintenance
- Clean all foreign material from the air intake screen at least once every 100 hours of operation.
- Clean more often if necessary.
- Inspect the area around the generator exhaust muffler periodically and remove all grass, leaves, dirt, etc.
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Voltage reconnection
| Voltage | Phase | Connection | Leads | Notes |
|---|---|---|---|---|
| 120 | single | 120 volts only — dual 2-wire connection with jumper between circuit breakers installed | Figure 1 connection for 120 volts only; grounded neutral | |
| 120 volts only | 1 | jumper installed between circuit breakers | T1/T2/T3/T4, neutral | stator dual 2-wire connection system |
| 120/240 | single | Dual voltage output — remove the jumper between the circuit breakers | Units are not listed per RVIA/ANSI when reconnected for dual voltage output; replacement line breakers consist of two separate breakers with a connecting piece between handles | |
| 230 | Single | Dual two-wire connection system, neutral grounded (Figure 1.1 — Connections for 230 Volts Only) | Dual stator AC power windings; two 30-amp circuit breakers. If reconnected for dual voltage AC output (115/230 volts), replacement line breakers consist of two separate breakers with a connecting piece between the handles. |
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
What size generator is the Generac Q-70G?
The Generac Q-70G is rated 7 kW standby.
What engine is in the Generac Q-70G?
The Generac Q-70G is powered by the Generac GN-570 engine.
What fuel does the Generac Q-70G use?
The Generac Q-70G runs on gasoline.
What's the oil capacity on a Generac Q-70G?
The Generac GN-570 engine in the Generac Q-70G has an oil capacity of 1.7 liters.
Which oil filter part number does the Generac Q-70G take?
The Generac Q-70G uses oil filter part number 70185.
Which fuel filter part number does the Generac Q-70G take?
The Generac Q-70G uses fuel filter part number 87769.
What air filter does the Generac Q-70G use?
The Generac Q-70G uses air filter part number 73123.
Troubleshooting
6Symptoms & remedies
| Symptom | Cause | Remedy |
|---|---|---|
| The engine will not crank. | 1. Fuse blown 2. Loose, corroded or defective battery cables as necessary. 3. Defective engine Start/Stop switch 4. Defective starter contactor 5. Defective starter motor | 1. Replace fuse. 2. Tighten, clean or replace battery cables as necessary. 3. Replace Start/Stop switch. 4. Replace contactor. 5. Replace starter motor. |
| The engine cranks but will not start. | 1. Out of fuel 2. Defective fuel pump 3. Open #14 wire from engine control board insulation of #14 wires. 4. Flooded engine 5. Defective spark plug(s) 6. Fuel line shut-off closed 7. Plugged fuel filter | 1. Replenish fuel. 2. Replace fuel pump. 3. Check connections and/or insulation of #14 wires. 4. Wait 5-10 minutes before trying. 5. Clean, re-gap or replace plug(s). 6. Open fuel line shut-off. 7. Clean or replace fuel filter. |
| The engine starts hard and runs rough. | 1. Air cleaner plugged or damaged | Check, clean or replace air cleaner. |
| The engine starts, but shuis down when the Start/Stop switch is released. | 1. Engine oil level low 2. Defective low oil pressure switch 3. Defective high temperature switch 4. Defective engine control board 5. Overheated engine | 1. Check oil and add oil as needed. 2. Replace pressure switch. 3. Replace temperature switch. 4. Replace control board. 5. Check that the airflow openings are adequate. |
| The Start/Stop switch is set to Stop, but the engine continues to run. | 1. Defective Start/Stop switch 2. Open/Disconnected #18 wire between Start/Stop switch and engine control board 3. Open/Disconnected #0 wire betw | 1. Replace switch. 2. Reconnect or close wire. 3. Reconnect or close wire. |
| Engine won’t crank | 1. 15 amp fuse blown. 2. Loose, corroded or defective battery cable(s). 3. Battery is discharged or defective. 4. Defective starter contactor. 5. Defective starter motor. 6. Defective control relay (CR1). | 1. Replace blown fuse. 2. Tighten, clean or replace, as necessary. 3. Recharge or replace battery. 4. Replace starter contactor. 5. - Replace starter motor. 6. Replace control relay. |
Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing. Full Generac Q-70G troubleshooting guide (16 entries) →
Parts
247| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 030340 | HOSE ¼ ID | 1 | Hose | Amazon eBay |
| 047290 | HOSE 3/8 ID SINGLE BRAID (16” LG) | 1 | Hose | Amazon eBay |
| 057822 | CLAMP HOSE #8 .53-1.00 | 2 | Hose | Amazon eBay |
| 066386 | BRUSH HOLDER | 1 | Brush | Amazon eBay |
| 066480 | AIR CLEANER GASKET | 1 | Gasket | Amazon eBay |
| 067158 | INTAKE MANIFOLD GASKET | 1 | Gasket | Amazon eBay |
| 067805 | OIL SEAL | 1 | Seal | Amazon eBay |
| 067866A | O-RING | 1 | Seal | Amazon eBay $7.99 |
| 067871 | O-RING, CAP | 1 | Seal | Amazon eBay |
| 067888 | OIL SEAL ASSEMBLY | 1 | Seal | Amazon eBay |
| 067895 | INTAKE MANIFOLD GASKET | 2 | Gasket | Amazon eBay |
| 067897 | EXHAUST GASKET (NOT SHOWN) | 2 | Gasket | Amazon eBay $5.00 |
| 067920 | VALVE COVER GASKET | 2 | Gasket | Amazon eBay $17.67 |
| 067924 | OIL SEAL | 1 | Seal | Amazon eBay |
| 068548 | GASKET, OIL FILTER ADAPTER | 1 | Gasket | Amazon eBay |
| 068554A | GOVERNOR SHAFT SEAL | 1 | Seal | Amazon eBay |
| 068573 | OIL PUMP O-RING | 1 | Seal | Amazon eBay |
| 069325 | OIL SUMP GASKET | 1 | Gasket | Amazon eBay |
| 069332 | CYLINDER HEAD GASKET | 2 | Gasket | Amazon eBay $29.00 |
| 069336 | OIL SUMP GASKET | 1 | Gasket | Amazon eBay |
| 069341 | FOAM PRE-CLEANER | 1 | Air filter | Amazon eBay |
| 069379 | CARBURETOR MOUNTING GASKET | 2 | Gasket | Amazon eBay |
| 070122 | VALVE STEM SEAL | 4 | Seal | Amazon eBay |
| 070169 | SEALING WASHER | 2 | Seal | Amazon eBay |
| 070185 | Oil Filter | 1 | Oil filter | Amazon $28.95 eBay $30.00 FridayParts $45.99 |
| 070506 | OIL GALLEY O-RING | 1 | Seal | Amazon eBay |
| 070547 | OIL PUMP ASSEMBLY | 1 | Pump | Amazon eBay |
| 070594 | CARBURETOR MOUNTING GASKET | 1 | Gasket | Amazon eBay |
| 070596 | BREATHER TUBE | 1 | Hose | Amazon eBay |
| 070597 | AIR INLET TUBE | 1 | Hose | Amazon eBay |
| 072315 | BREATHER GASKET | 1 | Gasket | Amazon eBay |
| 072347 | SPARK PLUG | 2 | Spark plug | Amazon $34.90 eBay $1.99 |
| 072375 | FILTER, FUEL | 1 | Fuel filter | eBay |
| 072383 | GASKET, COLLECTOR PAN | 2 | Gasket | Amazon eBay |
| 073123 | AIR FILTER (NOT SHOWN) | 1 | Air filter | Amazon $14.99 eBay $33.33 |
| 073131 | AIR CLEANER SUPPORT BRACKET | 1 | Air filter | Amazon eBay |
| 074948 | 10 PSI-SWITCH, OIL PRESSURE | 3 | Sensor | eBay |
| 074950 | SWITCH, HIGH TEMPERATURE | 1 | Sensor | eBay |
| 074994 | HOSE 1\2 ID | 1 | Hose | Amazon eBay |
| 075216 | BELT (POLY V 4L)-40" | 1 | Belt | Amazon eBay |
| 075229 | SLIDE PAN, GASKET | 1 | Gasket | Amazon eBay |
| 075253 | WASHER VALVE COVER SEAL | 4 | Seal | Amazon eBay |
| 075258 | ENGINE GASKET KIT | 1 | Gasket | Amazon eBay $52.49 |
| 075272 | SPARK PLUG TERMINAL | 2 | Spark plug | eBay |
| 075281 | SWITCH, HIGH TEMPERATURE | 1 | Sensor | Amazon eBay $39.00 |
| 077643 | GASKET, EXHAUST OUTLET | 1 | Gasket | Amazon eBay $13.87 |
| 079678 | RING, SEALING | 2 | Seal | Amazon eBay |
| 083049 | REGULATOR VOLTAGE | 1 | Avr | Amazon eBay $52.99 FridayParts $114.30 |
| 087769 | FUEL FILTER | 1 | Fuel filter | Amazon $16.88 eBay |
| 087770 | FUEL LINE | 1 | Hose | Amazon eBay |
| 090475 | FUEL PUMP | 1 | Pump | Amazon eBay $25.50 |
| 091481 | GASKET AND CAP ASSEMBLY | 1 | Gasket | Amazon eBay $5.99 |
| 0A5508 | OIL FILL TUBE GASKET | 1 | Gasket | Amazon eBay $20.00 |
| 0A8584 | SWITCH OIL PRESSURE | 1 | Sensor | Amazon $23.50 eBay FridayParts $31.60 |
| 0C2338A | AIR CLEANER DECAL-PRIMEPACT 55LP | 1 | Air filter | Amazon eBay |
| 0C2338C | AIR CLEANER DECAL-PRIMEPACT 66LP | 1 | Air filter | Amazon eBay |
| 0C2338E | AIR CLEANER DECAL-PRIMEPACT 70LP | 1 | Air filter | Amazon eBay |
| 0C2881 | STARTER MOTOR (NOT SHOWN) | 1 | Starter | eBay $53.19 |
| 0D1227 | CONTACTOR, STARTER | 1 | Starter | eBay $17.00 |
| 22717-A | Rubber Grommet | 3 | Seal | Amazon Amazon eBay |
| 22717-B | Rubber Grommet | 1 | Seal | Amazon Amazon eBay eBay |
| 30340 | 1/4" FUEL LINE (8" LONG) | 1 | Hose | Amazon $39.99 eBay |
| 47662-T | 4-1/2" long Fuel Hose | 1 | Hose | Amazon Amazon eBay eBay |
| 490316 | Brush Set Spring | 1 | Brush | eBay |
| 55162 | PIPE SEALANT | 1 | Fluid | eBay |
| 60108 | GASKET, OIL FILTER SUPPORT | 1 | Sensor | Amazon eBay |
| 66386 | BRUSH HOLDER | 1 | Brush | Amazon eBay |
| 66480 | Air Cleaner Gasket | 1 | Gasket | Amazon $69.99 eBay |
| 67805 | OIL SEAL-30 DIAMETER | 1 | Seal | Amazon eBay |
| 67866 | O-RING | 1 | Seal | Amazon $51.95 eBay |
| 67866A | O-RING | 1 | Seal | Amazon eBay |
| 67871 | O-RING, CAP | 1 | Seal | Amazon eBay $9.44 |
| 67895 | GASKET, INTAKE MANIFOLD | 2 | Gasket | Amazon $9.99 eBay |
| 67897 | Exhaust Gasket | 2 | Gasket | Amazon $10.69 eBay |
| 67911 | SEAL, VALVE STEM | 2 | Seal | Amazon eBay |
| 67920 | Valve Cover Gasket | 2 | Gasket | Amazon eBay $17.67 |
| 67924 | OIL SEAL-35 DIAMETER | 1 | Seal | Amazon eBay |
| 68548 | Oil Pad Gasket | 1 | Gasket | Amazon $29.99 eBay |
| 68554 | Governor Shaft Seal | 1 | Seal | Amazon $56.85 eBay |
| 68554A | GOVERNOR SHAFT SEAL | 1 | Seal | Amazon eBay |
| 68573 | O-RING, OIL PUMP | 1 | Seal | Amazon $54.99 eBay FridayParts $79.99 |
| 69332 | Cylinder Head Gasket | 2 | Gasket | Amazon eBay |
| 69336 | GASKET, OIL SUMP | 1 | Gasket | Amazon eBay |
| 69341 | Foam Pre-cleaner | 1 | Air filter | Amazon eBay |
| 69379 | Carburetor Mounting Gasket | 2 | Gasket | Amazon eBay |
| 70122 | Valve Stem Seal | 2 | Seal | Amazon $17.95 eBay |
| 70169 | Sealing Washer | 4 | Seal | Amazon eBay |
| 70185 | FILTER, OIL | 1 | Oil filter | Amazon $28.95 eBay $18.99 KuduParts $11.00 |
| 70189 | Sealing Washer | 4 | Seal | Amazon eBay FridayParts $379.99 |
| 70506 | O-RING, OIL GALLEY | 1 | Seal | Amazon $41.03 eBay |
| 70536 | Oil Screen | 1 | Oil filter | Amazon eBay |
| 70547 | OIL PUMP ASSEMBLY | 1 | Pump | Amazon $67.99 eBay |
| 70596 | Breather Tube | 1 | Hose | Amazon eBay |
| 70597 | Air Inlet Tube | 1 | Hose | Amazon eBay |
| 72315 | GASKET, BREATHER | 1 | Gasket | Amazon eBay |
| 72347 | SPARK PLUG-CHAMPION R12YC | 1 | Spark plug | Amazon $7.19 eBay $9.99 |
| 72383 | Collector Pan Gasket | 2 | Gasket | Amazon $35.90 eBay |
| 73123 | Air Filter | 1 | Air filter | Amazon $138.98 eBay $25.00 |
| 73132 | Spark Plug Boot | - | Spark plug | Amazon eBay $52.79 FridayParts $19.99 |
| 74950 | TUBE, OUTER OIL | 1 | Hose | Amazon eBay |
| 74951 | TUBE, INNER OIL | 1 | Hose | Amazon eBay |
| 74994 | 1/2" I.D. x 10" LONG HOSE | 1 | Hose | Amazon eBay |
| 7512-4 | O-ring Drain | Seal | Amazon eBay | |
| 75209 | GASKET, EXHAUST MANIFOLD | 1 | Gasket | Amazon eBay |
| 75216 | 40" Poly Vinyl 4L Belt | 1 | Belt | Amazon eBay |
| 75229 | Slide Pan Gasket | 1 | Gasket | Amazon eBay |
| 75253 | Washer Valve Cover Seal | 4 | Seal | Amazon $229.50 eBay |
| 75255 | Starter Motor | 1 | Starter | Amazon eBay $71.99 |
| 75257 | Brush Assembly | 4 | Brush | Amazon eBay |
| 75258 | Engine Gasket Kit | 1 | Gasket | Amazon eBay $69.99 |
| 75260 | Starter Drive Assembly | 1 | Starter | Amazon eBay |
| 75262 | SEAL, BREATHER SCREW | 1 | Seal | Amazon eBay |
| 75263 | SEAL, BREATHER SCREW | 1 | Seal | Amazon eBay |
| 75272 | Spark Plug Terminal | 2 | Spark plug | Amazon eBay |
| 75281 | High Temperature Switch | 1 | Sensor | Amazon eBay |
| 75710-A | Oil Fill and Drain Tube | 1 | Hose | Amazon Amazon eBay eBay |
| 75711 | O-ring Adaptor | 1 | Seal | Amazon eBay |
| 75712 | O-ring Drain | 1 | Seal | Amazon $84.99 eBay |
| 77114 | Exhaust Outlet Gasket | 2 | Gasket | Amazon eBay |
| 77643 | Exhaust Outlet Gasket | 2 | Gasket | Amazon $15.55 eBay $13.87 |
| 77667 | Oil Pressure Switch | 1 | Sensor | Amazon $9.99 eBay $9.99 |
| 78229 | SLIDE PAN, GASKET | 1 | Gasket | Amazon eBay |
| 78631 | GASKET, CARBURETOR/SKIRT | 1 | Gasket | Amazon eBay $10.99 |
| 79678 | Exhaust Manifold Gasket | 2 | Gasket | Amazon eBay |
| 80011 | Brush Set Spring | 1 | Brush | Amazon eBay |
| 83049 | Voltage Regulator | 1 | Avr | eBay $52.99 FridayParts $114.30 |
| 86729 | Contactor, Starter | 1 | Starter | Amazon eBay $18.99 KuduParts $41.00 |
| 87769 | FUEL FILTER | 1 | Fuel filter | Amazon $43.25 eBay $18.99 |
| 87770 | 5/16" dia. Fuel Line | 1 | Hose | Amazon eBay |
| 87789 | Fuel Filter | 1 | Fuel filter | Amazon eBay $74.95 |
| 87895 | Intake Manifold Gasket | 2 | Gasket | Amazon eBay |
| 89965 | Cylinder Head Gasket | 2 | Gasket | Amazon eBay |
| 90475 | FUEL PUMP | 1 | Pump | Amazon $59.99 eBay $25.93 |
| 91481 | Gasket and Cap Assembly | 1 | Gasket | Amazon eBay |
| 99948 | STARTER MOTOR | 1 | Starter | Amazon eBay $120.00 |
| A5508 | OIL FILL TUBE GASKET | 1 | Gasket | Amazon eBay |
| A8584 | SWITCH-OIL PRESSURE | 1 | Sensor | Amazon eBay |
| C2881 | STARTER MOTOR (NOT SHOWN) | 1 | Starter | eBay $53.19 |
| 022097 | WASHER LOCK M6-1/4 | 1 | Service part / kit | Amazon eBay $2.99 |
| 022676 | FUSE AGC-15A. | 1 | Service part / kit | Amazon eBay |
| 026307 | ELBOW 90 DEG STREET 3/4 | 3 | Service part / kit | Amazon eBay |
| 026915 | NIPPLE CLOSE 3/4 X 1.375 | 1 | Service part / kit | Amazon eBay |
| 028739 | 4" LONG TIE WRAP | 4 | Service part / kit | Amazon eBay |
| 037398 | HEX LOCK NUT (NYLON) | 1 | Service part / kit | Amazon eBay |
| 038750 | M6-1.0 X 30MM HEX HD. CAPSCR. | 2 | Service part / kit | Amazon eBay |
| 047227 | GOVERNOR ADJUSTER SCREW | 1 | Service part / kit | Amazon eBay |
| 047411 | SCREW HHC M6-1.0 X 16 G8.8 | 1 | Service part / kit | Amazon eBay |
| 049451 | WASHER FLAT .406ID X 1.62OD | 1 | Service part / kit | Amazon eBay |
| 049813 | NUT HEX M6 X 1.0 G8 YEL CHR | 1 | Service part / kit | Amazon eBay $3.99 |
| 055162 | PIPE SEALANT | 9CC | Service part / kit | Amazon eBay |
| 056893 | #10-24 X 1/2 SCREW | 32 | Service part / kit | Amazon eBay |
| 061696 | BARBED 90 DEG. 3/8 X 1/2 | 1 | Service part / kit | Amazon eBay |
| 065795 | BATTERY CHARGER RECTIFIER | 1 | Service part / kit | Amazon eBay |
| 066476 | M6-1.0 X 12MM HEX SCREW W/LOCK WASHER | 2 | Service part / kit | Amazon eBay $1.49 |
| 067813 | VALVE GUIDE | 4 | Service part / kit | eBay |
| 067891 | IGNITION COIL | 1 | Service part / kit | eBay $39.99 |
| 067910 | INTAKE VALVE SEAT | 2 | Service part / kit | eBay |
| 069316 | EXHAUST VALVE | 2 | Service part / kit | eBay |
| 069317 | INTAKE VALVE | 2 | Service part / kit | eBay |
| 069327 | PISTON LOCKING RING | 4 | Service part / kit | eBay |
| 069333 | SLEEVE BEARING | 1 | Service part / kit | eBay |
| 070108 | GOVERNOR-TO-CARBURETOR ROD | 1 | Service part / kit | Amazon eBay |
| 070125 | ANTI-LASH SPRING | 1 | Service part / kit | Amazon eBay |
| 070155 | GOVERNOR LEVER | 1 | Service part / kit | Amazon eBay |
| 070535 | OIL SCREEN | 1 | Service part / kit | eBay |
| 072366 | COTTER PIN (governor) | 1 | Service part / kit | eBay |
| 073112B | Carburetor Assembly | 1 | Service part / kit | eBay $27.99 |
| 074961 | GOVERNOR ADJUSTER BRACKET | 1 | Service part / kit | Amazon eBay |
| 074962C | GOVERNOR SPRING (PP55G/LP, PP66G/LP) | 1 | Service part / kit | Amazon eBay |
| 074962G | GOVERNOR SPRING (PP70G/LP, Q70G) | 1 | Service part / kit | Amazon eBay |
| 075211 | GASEOUS FUEL REGULATOR | 1 | Service part / kit | Amazon eBay |
| 075248 | STANDARD PISTON ASSEMBLY | 2 | Service part / kit | eBay |
| 075249 | STANDARD PISTON RING SET | 2 | Service part / kit | Amazon eBay |
| 075252 | KIT, CARBURETOR OVERHAUL-NOT SHOWN | 1 | Service part / kit | Amazon eBay |
| 075271 | VALVE OVERHAUL KIT | 1 | Service part / kit | Amazon eBay |
| 075944 | GOVERNOR SPRING BRACKET | 1 | Service part / kit | Amazon eBay |
| 076242 | 1/8 I.D. X 1/8 RIVET | 2 | Service part / kit | Amazon eBay |
| 089473 | BI-METAL ASSEMBLY, CHOKE | 1 | Service part / kit | eBay $132.99 |
| 089870 | Solenoid, Fuel Shutoff (Q-70G Only) | 1 | Service part / kit | eBay |
| 091306 | SOLENOID, CHOKE | 1 | Service part / kit | eBay |
| 0A1662A | CARB. V-TWIN L/P | 1 | Service part / kit | Amazon eBay |
| 0A2666 | GASEOUS FUEL SOLENOID | 1 | Service part / kit | Amazon eBay $119.99 |
| 0A5198 | REGULATOR MOUNTING BRACKET | 1 | Service part / kit | Amazon eBay |
| 0A5606 | ELBOW 90 DEG 3/8 X 3/4 | 1 | Service part / kit | Amazon eBay |
| 0A7782A | FLYWHEEL ASSEMBLY | 1 | Service part / kit | Amazon eBay |
| 22676 | 15 Amp Fuse | 1 | Service part / kit | Amazon $20.06 eBay |
| 22876 | FUSE AGC-15A. | 1 | Service part / kit | eBay |
| 31971 | BALL BEARING | 1 | Service part / kit | Amazon eBay |
| 38077 | CIRCUIT BREAKER 15A. | 1 | Service part / kit | eBay |
| 53623 | 2.5A Circuit Breaker | 1 | Service part / kit | eBay $44.99 |
| 54502 | 3A Circuit Breaker | 1 | Service part / kit | Amazon eBay |
| 56739 | Starter Contactor | 1 | Service part / kit | Amazon eBay |
| 65795 | Battery Charge Rectifier | 1 | Service part / kit | Amazon eBay $33.96 |
| 66443B | Vibration Mount | Service part / kit | Amazon eBay $6.75 | |
| 67888 | 3/8" NPT Oil Drain Plug | 2 | Service part / kit | eBay |
| 67891 | Ignition Armature Assembly | 1 | Service part / kit | Amazon eBay $39.99 |
| 67910 | Intake Valve Seat | 2 | Service part / kit | Amazon eBay |
| 69316 | Exhaust Valve | 2 | Service part / kit | eBay |
| 69317 | Intake Valve | 2 | Service part / kit | eBay |
| 69333 | Sleeve Bearing | 1 | Service part / kit | eBay |
| 70199 | Breather Baffle | 1 | Service part / kit | eBay |
| 70530 | Camshaft Assembly | 1 | Service part / kit | eBay $199.99 |
| 70535 | Oil Screen | 1 | Service part / kit | Amazon eBay |
| 70584 | Valve Tappet | 4 | Service part / kit | eBay |
| 72301 | Breather Assembly | 1 | Service part / kit | eBay |
| 72361 | Governor Shaft Bushing | 1 | Service part / kit | Amazon eBay |
| 72362 | Governor Shaft Bushing | 1 | Service part / kit | eBay |
| 72379B | Bearing Carrier, Upper | - | Service part / kit | Amazon eBay |
| 73106B | Pulley, Alternater | 73106F | Service part / kit | Amazon eBay $60.00 |
| 73112B | Carburetor Assembly | 1 | Service part / kit | eBay |
| 73130 | Flywheel | Service part / kit | Amazon eBay | |
| 73159 | BALL BEARING | 1 | Service part / kit | Amazon eBay |
| 75211 | GASEOUS FUEL REGULATOR | 1 | Service part / kit | Amazon eBay FridayParts $15.89 |
| 75234 | RESISTER, 1 OHM 25W 42 A9947B 1 45A CIRCUIT BREAKER (10KW) | 1 | Service part / kit | Amazon eBay |
| 75244 | Remote Cable Assembly | - | Service part / kit | Amazon eBay |
| 75249 | Standard Piston Ring Set | 2 | Service part / kit | eBay |
| 75252 | Carburetor Overhaul Kit | 1 | Service part / kit | Amazon eBay |
| 75261 | Clutch Assembly | 1 | Service part / kit | Amazon eBay |
| 75269 | Armature Assembly | 1 | Service part / kit | eBay |
| 75271 | Valve Overhaul Kit | 1 | Service part / kit | Amazon eBay |
| 75995 | Bearing Carrier, Lower | 1 | Service part / kit | Amazon eBay |
| 76271 | VALVE OVERHAUL KIT | 1 | Service part / kit | Amazon eBay |
| 77004-G | Rotor Assembly | 1 | Service part / kit | eBay |
| 77005H | Rotor | 77004H | Service part / kit | Amazon eBay |
| 80095H | ROTOR ASSEMBLY | 1 | Service part / kit | eBay |
| 81190 | LP HOOK-UP FITTING | 1 | Service part / kit | eBay |
| 82081 | C/BREAKER 30A. | 1 | Service part / kit | eBay |
| 86731A | ASSEMBLY, MUFFLER | 1 | Service part / kit | Amazon eBay |
| 87798 | Start/Stop Switch | 1 | Service part / kit | eBay |
| 87844H | Stator | 87845H | Service part / kit | Amazon eBay |
| 87845-G | Stator Assembly | 1 | Service part / kit | eBay |
| 89473 | Bimetal Choke Assembly | 1 | Service part / kit | eBay FridayParts $260.20 |
| 89680 | SPARK ARRESTOR | 1 | Service part / kit | Amazon eBay $14.99 |
| 89870 | Fuel Solenoid Shutoff (Q70) | 1 | Service part / kit | Amazon eBay $89.95 |
| 90144 | 20A Circuit Breaker | 1 | Service part / kit | eBay |
| 90145 | 30A Circuit Breaker (all units); 30A Circuit Breaker Q-70G | 1 | Service part / kit | eBay |
| 91306 | Choke Solenoid | 1 | Service part / kit | eBay |
| 91480 | Rocker Arm and Cover | 1 | Service part / kit | eBay $29.99 |
| 92113 | dk a_i Dh ok | 1 | Service part / kit | Amazon eBay |
| 92234 | RV CONTROL BOARD | 1 | Service part / kit | Amazon eBay |
| 92848H | STATOR ASSEMBLY | 1 | Service part / kit | eBay |
| 97939 | Battery Charge Rectifier | 1 | Service part / kit | eBay |
| A1662A | Carburetor | - | Service part / kit | Amazon eBay |
| A2666 | GASEOUS FUEL SOLENOID | 1 | Service part / kit | Amazon eBay |
| A4008 | LP Regulator | A4605 | Service part / kit | Amazon eBay |
| A5892 | Magnetic Housing Ass'y | - | Service part / kit | Amazon eBay |
| A9178 | Ignition Assembly | - | 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
Owner's manual — 11580 Generac-Generator-Q-55G---Q-70G-Manual (Generac)Owner's manual — 609147 text (Generac)Owner's manual — 98773 (Generac)Owner's manual — 98773 (Generac)Owner's manual — C6879 (Generac)Parts manual — 0C2897 (Generac)Parts manual — 0C2899 (Generac)Parts manual — 0C6879 (Generac)Parts manual — 9592-3 (Generac)