Motorcycle Maintenance and Oil Information for 2010 Hyosung GT 650 P EFI Comet 647
Servicing the 2010 Hyosung GT 650 P EFI Comet 647 starts with the motorcycle’s oil specification rather than a generic product recommendation. Check the model-specific guidance for choosing the lubricant and completing the refill correctly.
What kind of engine oil does a 2010 Hyosung GT 650 P EFI Comet 647 need?
The engine-oil grades appearing in this motorcycle's product results are 10W-40, 15W-50. Catalog-matched oil products include 10W-40 Synthetic Metric Motorcycle Oil, 15W-50 Synthetic Metric Motorcycle Oil. Viscosity alone does not establish full compatibility; verify the manufacturer’s oil standard.
How much oil does a 2010 Hyosung GT 650 P EFI Comet 647 take?
The listed engine-oil capacity for this vehicle is 3.38 quarts.

