Service Specifications
| Main Bearing Journal Diameter | Minimum | 2.4996 Inch (in) |
| Maximum | 2.5001 Inch (in) | |
| Main Bearing Journal Width Number 1 | Minimum | 1.086 Inch (in) |
| Maximum | 1.098 Inch (in) | |
| Main Bearing Journal Width Number 2 | Minimum | 1.271 Inch (in) |
| Maximum | 1.273 Inch (in) | |
| Main Bearing Journal Width Number 3, 4 &5 | Minimum | 1.182 Inch (in) |
| Maximum | 1.188 Inch (in) | |
| Main Bearing Clearance | Minimum | 0.001 Inch (in) |
| Maximum | 0.0025 Inch (in) | |
| Preferred | 0.002 Inch (in) |