| Manufacturer / Suplier | CATERPILLAR |
| Manufacturer's No. | 1234612 |
| Name | 123-4612: 136.887mm Diameter Piston Crown | Cat® Piston Crown facilitates combustion by compressing air-fuel mixture, driving the engine's power cycle, and supporting efficient energy conversion |
| Cross | 10R-4400; 10R-1438 |
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