Vespa PX Cosa GTR TS Sprint BGM Pro 177/187cc Piston Kit 63mm - A Discontinued 0 JACKET GREEN WITH ORANGE

0 JACKET GREEN WITH ORANGE STRIPE - SMALL

Vespa - Wiring Loom - 50 Special With Beedspeed Electronic Conversion or PK Engine Fitted

By Mark Paxton

(euro 3) 250

Vespa PX Cosa GTR TS Sprint BGM Pro 177/187cc Piston Kit 63mm - A Discontinued 0 JACKET GREEN WITH ORANGEVespa PX Cosa GTR TS Sprint BGM Pro 177 187cc Piston Kit 63mm A The pistons of the BGM177 cylinder are manufactured by the renowned Italian piston manufacturer METEOR. The piston has a high silicon content. Therefore it has a lower thermal expansion, is more wear resistant and thermally very stable. PISTON RINGS Two 1mm thick piston rings, also made in Italy, minimize friction and thus increase power and speed stability. They are also identical in