Piston, Engine
| Piston Diameter (Standard) | Grade No. 1 | 3.3254-3.3258 Inch (in) |
| Grade No. 2 | 3.3258-3.3262 Inch (in) | |
| Grade No. 3 | 3.3262-3.3266 Inch (in) | |
| Grade No. 4 | 3.3266-3.3270 Inch (in) | |
| Grade No. 5 | 3.3270-3.3274 Inch (in) | |
| Piston to Cylinder Bore Clearance | 0.0010-0.0018 Inch (in) |