Dimensions
| Piston Diameter | 3.9967 _ 3.997 Inch (in) |
| Clearance at Top of Skirt | 0.0024 - 0.0036 Inch (in) |
| Land Clearance (Diameterical) | 0.036 - 0.042 Inch (in) |
| Piston Ring Groove No. 1, Depth | 3.064 - 3.583 Inch (in) |
| Piston Ring Groove No. 2, Depth | 3.573 - 3.583 Inch (in) |
| Piston Ring Groove No. 3, Depth | 3.643 - 3.653 Inch (in) |