Vmoto

Engine: Minarelli 12mm (CPI) Horizontal 50 Air Cooled

Rollers 15 x 12 – Main Jet: Dellorto 6mm type (70 size standard)

Factory restrictions: Variator washer

Crankshaft: 16mm at the spline

Common faults: Oil pump leak, small end bearing failure, torque driver wears badly causing sudden drop in revs while riding, stator failure.