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| OEM Number | 3929041 |
| Engine Application | Cummins 6CT / ISC / QSC 8.3L |
| Number of Cylinders | Inline 6-Cylinder |
| Stroke | 124 mm (4.88 in) |
| Crankshaft Main Journal Diameter | 83 mm (3.268 in) |
| Rod Journal Diameter | 64 mm (2.52 in) |
| Material | Forged Alloy Steel (Induction Hardened) |
| Balance Process | Dynamic Balanced to OEM Spec |
| Mount Type | Integral Flange |
| Seal Type | Single Lip / Unitized |
| Rear Seal Plate Number | Unitized Seal Assembly |
Manufacturer No.
43168280039290413976021
OEM Part No.
431682800
Engine Part No.
Cummins 6CT 8.3LCummins ISC 8.3LCummins QSC 8.3LDongfeng Cummins 6CT 8.3L
Interchange No.
C-431682800MCB431682800A-431682800CRK-431682800
Fitment Vehicles
Dongfeng Tianjin SeriesDongfeng Tianlong SeriesDongfeng Commercial Vehicles (6CT Powered)Komatsu PC200-6/7/8 (6CT Engine)Shantui SD16/SD22 (6CT Engine)Various Industrial Generator Sets (6CT/ISC/QSC)
Engine System - Industrial Encyclopedia
OEM specification crankshaft assembly part number 431682800 for Cummins 6CT 8.3L ISC QSC diesel engines, manufactured to OEM tolerances for heavy-duty truck and industrial applications.