Nissan NSF8A Owner's Manual
![Nissan NSF8A Outboard Motor manual cover](/images/uwaMpHFmKTrolLLOKOafgwxZ/thumbs/thumb175x175.webp)
The Nissan NSF8A Outboard Motor is designed to run on unleaded gasoline with a minimum octane rating of 87.
Regular maintenance includes checking the oil level, inspecting the propeller, cleaning the fuel filter, and ensuring the cooling system is free of debris. Refer to the owner's manual for detailed instructions.
Use a high-quality 4-stroke marine engine oil with an SAE 10W-30 viscosity for optimal performance.
Check the fuel supply, ensure the battery is charged, inspect the spark plugs, and verify that the kill switch is not engaged.
Turn off the engine immediately and check the cooling water intake for blockages. Inspect the water pump and impeller for damage, and ensure there is sufficient coolant in the system.
It is recommended to inspect and clean the spark plugs every 100 hours of operation and replace them every 300 hours or annually, whichever comes first.
Common causes include dirty or clogged fuel filters, old or contaminated fuel, worn-out spark plugs, and improper propeller size or pitch.
To winterize, drain the fuel system, change the oil, flush the cooling system with fresh water, and apply fogging oil to the cylinders to prevent corrosion.
Excessive vibration can be caused by a damaged or unbalanced propeller, loose engine mounts, or debris caught around the propeller shaft.
Maintain a steady throttle, reduce drag by trimming the engine properly, and regularly clean and maintain the engine to ensure it is running efficiently.