Racing Kit "Slave" 177cc - 26031909 + 27082006

Racing cylinder kit for Vespa T5 made of aluminum with Nikasil coating. Completely modified and renewed compared to the historic Pinasco cylinder for Vespa T5, it features a new transfer system, an increased exhaust with booster and a head with centering bushings; a special brass head gasket is supplied to reduce operating temperatures. Slave version with reed valve aspiration to the cylinder. - Aluminum casting with NiCaSil galvanic coating - Displacement 177cc - Bore 63mm - Stroke 57mm - Central spark plug head 8 studs - Flanged exhaust with Booster. It must be mounted ONLY with clutch 27090650.