Please have a good look at the pictures to assess the condition. The modifications were performed by an ex-world Superbike engine builder who now ports as a hobby. Ported & Polished. Stage 2 porting, Inlet and outlets +2mm. Increases torque and runs nicely on standard mapping, remap is recommended for full benefits. Complete cylinder head as pictures. Most of the parts for this bike will fit the generation advertised, but there are sometimes year-specific parts that vary from bike to bike. Please do your research to make sure this part fits your bike. We will not be held responsible for your lack of due diligence. We have many more parts…