Motorcycle Maintenance and Oil Information for 1994 Suzuki LS 650
For the 1994 Suzuki LS 650, 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 engine oil does a 1994 Suzuki LS 650 need?
According to the matched catalog records, the engine-oil grade is 10W-40. The matching product listing includes 10W-40 Synthetic Metric Motorcycle Oil. Viscosity alone does not establish full compatibility; verify the manufacturer’s oil standard.

