Piston: Specifications
| Piston Diameter | 3.4434 - 3.4441 | |
| Clearance | @ 9/16 inch from bottom of skirt | 0.0009 - 0.0022 |
| Weight | 12.20 - 12.56 | |
| Land Clearance | (Diametrical) | 0.024 - 0.026 |
| Piston Length | 2.608 inch | |
| Piston Ring Groove Depth | No. 1 | 0.182 - 0.188 |
| No. 2 | 0.180 - 0.185 | |
| No. 3 | 0.161 - 0.166 |