Piston: Specifications
| Piston Diameter (Standard) | Mark 1 | 3.4427-2.4431 Inch (in) |
| Mark 2 | 3.4431-3.4435 Inch (in) | |
| Mark 3 | 3.4435-3.4439 Inch (in) | |
| Piston Clearance | 0.0018-0.0026 Inch (in) |
| Piston Diameter (Standard) | Mark 1 | 3.4427-2.4431 Inch (in) |
| Mark 2 | 3.4431-3.4435 Inch (in) | |
| Mark 3 | 3.4435-3.4439 Inch (in) | |
| Piston Clearance | 0.0018-0.0026 Inch (in) |