Pinasco 25121037 piston complete with double ring diameter 63 mm. 177 for VESPA 125 150 VNB VBB GL GT GTR SPRINT SPRINT VELOCE SUPER for PINASCO Thermal Group 25030804 25031804
Pinasco 177 Kit for 2 Port Vintage Vespas - YouTube
PINASCO Set Thermal Unit Cylinder Aluminum 177 Vespa Px 125-150 2011-2016 | eBay