Piston, Engine
| Piston Diameter (Standard) | Grade No. 1 | 3.4238-3.4242 Inch (in) |
| Grade No. 2 | 3.4242-3.4246 Inch (in) | |
| Grade No. 3 | 3.4246-3.4250 Inch (in) | |
| Grade No. 4 | 3.4250-3.4254 Inch (in) | |
| Grade No. 5 | 3.4254-3.4258 Inch (in) | |
| Piston to Cylinder Bore Clearance | 0.0010-0.0018 Inch (in) |