The Honda iGX270 is an engine rated at 3600 rpm. It powers generator sets from Honda, including the EB4000. It holds 1.1 L (0.3 gal) of oil.
Also known as: Honda iGX270
Part of the Honda iGX270 engine family — 2 variants share parts & fitment.
| Oil capacity | 1.1 L |
|---|---|
| Rated speed | 3600 rpm |
| Item | Action | Hours | Months | Notes |
|---|---|---|---|---|
| Engine oil | Change | 300 hr | 12 mo | First service — First month or 20 Hrs |
| Air cleaner | Clean | 50 hr | 3 mo | Service more frequently when used in dusty areas (1) |
| Sediment cup | Clean | 100 hr | 6 mo | Page 58 |
| Spark arrester | Clean | 100 hr | Every 100 hours (page 57) | |
| Spark plug | Adjust | 100 hr | 6 mo | Check-adjust (page 55) |
| Fuel tank and filter | Clean | 300 hr | 12 mo | (2) |
| Spark plug | Replace | 300 hr | 12 mo | Every year or 300 Hrs |
| Valve clearance | Adjust | 300 hr | 12 mo | Check-adjust (2) dealer service |
| Combustion chamber | Clean | 1000 hr | After every 1,000 Hrs (2) | |
| Canister | Check | 24 mo | Every 2 years (2) | |
| Charge tube | Check | 24 mo | Every 2 years (2) | |
| Fuel tube | Check | 24 mo | Every 2 years (replace if necessary) (2) | |
| Purge tube | Check | 24 mo | Every 2 years (2) |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
| Type | Item | Value | Unit | Condition |
|---|---|---|---|---|
| Gap | Spark plug electrode gap | 0.028–0.031 in (0.7–0.8 mm) | mm | |
| Speed | Engine speed protection limit (DAVR self-diagnosis) | 4140 | rpm | abnormal voltage/speed sustained longer than 3 seconds |
| Torque | Handle installation | 17–22 lbf·ft (24–29 N·m, 2.4–3.0 kgf·m) | N·m | |
| Torque | Hanger kit installation | 17–22 lbf·ft (24–29 N·m, 2.4–3.0 kgf·m) | N·m | |
| Torque | Oil drain plug (12×15 mm) | 16.6 lbf·ft (22.5 N·m, 2.25 kgf·m) | N·m | |
| Torque | Spark plug | 13.3 lbf·ft (18 N·m, 1.8 kgf·m) | N·m | |
| Torque | Wheel kit installation | 17–22 lbf·ft (24–29 N·m, 2.4–3.0 kgf·m) | N·m | |
| Valve clearance | Valve clearance EX | 0.20±0.02 mm | mm | cold |
| Valve clearance | Valve clearance IN | 0.15±0.02 mm | mm | cold |
| Voltage | Voltage regulation stability (DAVR) | within 1 | % | standard operation |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
| Fluid | Grade | Standard | Ambient | Capacity | Notes |
|---|---|---|---|---|---|
| Engine oil | SAE 10W-30 | API service category SJ or later (or equivalent) | 1.1 L | SAE 10W-30 recommended for general use; other viscosities per the ambient temperature viscosity chart | |
| Fuel | Regular unleaded gasoline, pump octane rating 86 or higher | No more than 10% ethanol (E10) or 5% methanol by volume; methanol must contain cosolvents and corrosion inhibitors | 23.5 L | Fuel tank capacity 6.21 US gal (23.5 L) |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
⚠ A faulty GFCI system will not provide proper protection against electric shock.
⚠ If the GFCI system fails the test, the generator must be repaired by an authorized Honda servicing dealer before use.
⚠ If the red indicator starts to blink continuously, contact an authorized Honda generator dealer.
⚠ Pressing down on the handles may damage the handle holder assembly; only pull up to move the generator.
Tools: 12 mm wrench (2), pliers
Tools: 12 mm wrench (2), pliers
Tools: 12 mm wrench (2), pliers
⚠ Do not twist the foam filter when squeezing.
⚠ Prevent dirt from entering the air duct that leads to the carburetor.
⚠ Operating the engine without an air filter or with a damaged air filter will allow dirt to enter the engine.
⚠ Handle fuel only outdoors; keep heat, sparks, and flame away.
Tools: funnel, suitable gasoline container
⚠ Wash your hands with soap and water after handling used oil.
⚠ Dispose of used oil properly.
Tools: suitable oil container
⚠ Gasoline is highly flammable and explosive; stop the engine and keep heat, sparks, and flame away.
⚠ Allow the muffler to cool before servicing the spark arrester.
⚠ Replace the spark arrester if it is damaged.
Tools: brush
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
| Part # | Description | Category |
|---|---|---|
| W16EPR-U | Spark Plug | spark_plug |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
The Honda iGX270 engine has an oil capacity of 1.1 liters.
The Honda iGX270 powers 1 generator set(s), including Honda EB4000.