EF7 Piston
(Samand, Dena, Soren, Sarir)
| Description | Unit | EF7 Piston |
| Diameter | mm | 78.5 |
| Crown Shape | – | Valve Pocket |
| Pin Hole Diameter | mm | 21 |
| 1st Ring Groove Width | mm | 1.2 |
| 2nd Ring Groove Width | mm | 1.5 |
| Oli Ring Groove Width | mm | 2.5 |
| Compression Height | mm | 29.7 |
| Piston Height | mm | 51.7 |
| Material | – | Aluminum Alloy |
| Coating | – | Tin |
| Diameter Grades | – | Standard Oversize One Oversize Two |
| Weight Grades | – | – |
| Trigger Ring | – | No |
| Strut | – | No |
| Description | Unit | EF7 Engine |
| Model | – | EF7-NA |
| Number of Cylinders | – | 4 |
| Cylinder Diameter | mm | 78.6 |
| Fuel | – | Gasoline / Gas |
| Compression Ratio | – | 11 |
| Power | hp | 113 |
| Volume | cc | 1648 |
| Torque | nm @ rpm | 4500 @ 155 |
| Number of Valves | – | 16 |
