Motorcycle Maintenance and Oil Information for 2011 Hyosung GT 650 P EFI Comet 647
For the 2011 Hyosung GT 650 P EFI Comet 647, the product catalog provides a starting point when choosing a lubricant. Before servicing the engine, verify the complete manufacturer specification and the procedure used to check the final oil level.
What type of oil does a 2011 Hyosung GT 650 P EFI Comet 647 take?
In the product lookup for this model, 10W-40, 15W-50 are the engine-oil grades shown. The matching product listing includes 10W-40 Synthetic Metric Motorcycle Oil, 15W-50 Synthetic Metric Motorcycle Oil. Confirm the manufacturer’s complete oil specification before using a listed product.
How much oil does a 2011 Hyosung GT 650 P EFI Comet 647 need?
The listed engine-oil capacity for this vehicle is 3.38 quarts.

