The all-new One05 kit from Casa Performance, for all Lambretta J50, Lui 50C/CL and Lui/Vega/Cometa 75cc models. 
This amazing kit has been conceived, designed and manufactured exclusively by Casa Performance and is 100% Made In Italy. It offers superb bolt-on performance and faultless reliability for your small frame Lambretta. The CPOne05 is designed specifically to be used with a 44mm stroke crankshaft as fitted to all 50cc and 75cc Lambrettas. The only modification required is to slightly enlarge the induction aperture of the cylinder cowling due to the reed-valve.

The CPOne05 kit is supplied complete, and consists of the following parts:

- High quality, aluminium cylinder with reed-valve induction and 5 transfer ports.
- Purposely-made piston with 2 x 1mm ring
- Self-centralising aluminium cylinder head with multi-point fixing
- Unique, special adaptor flange that allows the use of a multitude of carburettor manifolds
- Reed-valve block
- 4-point exhaust flange mounting face that allows the use of any standard or upgrade exhaust on the market for small frame models
- All gaskets and fixing hardware