Tuning Kit D.R. ROAD 177 cc Ø 63mm stroke 57mm with SIP Road, PX200 air filter, carburettor SI 24 (with separate lubrication), etc. TUNING ROAD - suitable for everyday use For race
Thermal Group PINASCO 177cc Cast Iron Corsa 57 Vespa 125 150 PX Central spark plug - Motoricambi Soviero
Vespa PX 80 E 135 177 from 1982 | Vespa low budget Touring S… | Flickr
BGM Cylinder 177/187cc for Vespa PX
Vespa PX 125 (177 Polini) - YouTube
For Sale 1982 Vespa PX125e with Polini 177 kit and gearing modification and Pinasco exhaust. MOT until Feb 2020 42,749 miles This scooter was imported... | By Scooter Life | Facebook
For Vespa Px 150 PARMAKIT 57400.00 Set Unit Heated Modification Cylinder 177 Ø63 | eBay