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The Vento V Thunder manual outlines a strict regimen. Adhering to this schedule prevents the "Chinese bike unreliability" stereotype.

The Vento V Thunder is a robust machine built on simple, old-school technology. It is easy to fix, but only if you have the data. The physical manual is notoriously thin and vague, while the (which mechanics use) is 200+ pages of gold.

A: No. It uses a centrifugal oil filter (a spinning rotor inside the right crankcase) and a mesh strainer. According to the manual, you must clean the centrifugal filter every 6,000 km. This requires removing the clutch cover.

The manual strictly warns against using automotive motor oil with "friction modifiers" as they will cause the wet clutch to slip.