Honda GS160 2021 Owner's Manual

The recommended oil type for the Honda GS160 2021 engine is SAE 10W-30, API service classification SJ or later.
The air filter should be checked every 50 hours of operation or every 6 months and should be cleaned or replaced as necessary.
The spark plug gap for the Honda GS160 2021 engine should be set between 0.7 mm and 0.8 mm.
To troubleshoot starting issues, first check the fuel supply, ensure the fuel valve is open, check the spark plug for fouling, and verify that the ignition switch is in the ON position.
Regular maintenance includes changing the oil every 100 hours of operation, cleaning the air filter every 50 hours, and inspecting the spark plug after every 100 hours.
To improve fuel efficiency, ensure regular maintenance is performed, use the recommended oil type, and avoid overloading the engine.
If the engine overheats, stop operation immediately, check for proper ventilation, ensure the engine is not overloaded, and verify the oil level is adequate.
For extended storage, drain the fuel, change the oil, clean the engine thoroughly, and store it in a dry, dust-free area.
Black smoke can be caused by a dirty air filter or too much fuel in the mixture. Clean or replace the air filter and adjust the carburetor to fix the issue.
To reduce vibration, ensure that all mounting bolts are tight, check for any imbalances in the rotating parts, and maintain proper engine alignment.