Kit piston VERTEX 24121C (Cylinder 76,8mm)), piston 76,78mm) (GP-Racer Choice)
Kit piston VERTEX 24121C (Cylinder 76,8mm)), piston 76,78mm) (GP-Racer Choice)
Forged piston with high compression and exclusively machined, inspired by F1, GP racer choice.
| version | 4-stroke |
| displacement | 250cc |
| cylinder diameter | 76,8mm |
| piston diameter | 76,78mm |
| compression | 4,00:1 |
| special feature | GP-Racer Choice |