Cylinder -BGM PRO 177/187 cc (also for Elestart/electric starter) - Vespa PX125, PX150, Cosa125/150, GTR125, TS125, Sprint Veloce (VLB1T 0150001-), LML Star/Stella 125/150, Motovespa PX125 Iris(99M), PX150 Iris(75M), 125 CL (9CL), 150 CL (9NC)