| High engine subfamily | Piston |
| OEM reference | 8770700001 |
| Piston material | Aluminium moulé |
| Piston diameter | 39.84 |
| Piston pin diameter in mm | 12 |
| Piston cap | Domed |
| Number of piston rings | 2 |
| Piston ring material | Fonte |
| Piston ring section | Trapézoïdal |
| Segment lug | Décalé supérieur |