C3973062ZZ is a flywheel housing for Cummins engines, installed at the rear end of the engine to connect the engine and the gearbox, support the flywheel and protect internal rotating parts. Made of high-strength cast iron, it features sufficient rigidity to withstand vibration and torsion during operation. It also provides mounting positions for the crankshaft rear oil seal, speed sensor and other components, widely used in construction machinery and commercial vehicles equipped with Cummins engines.
Technical Parameters
Part No.: C3973062ZZ
Brand: Genuine Cummins
Type: Integral cast iron flywheel housing
Material: High-strength gray cast iron
Fit Engine: Cummins 6BT, ISBe, ISDe, QSB6.7 series
Structure: Integrated housing with inspection cover, sensor holes and gearbox flange
Installation: Bolted to engine cylinder block, connected to gearbox at rear
Seal: With crankshaft rear oil seal seat
Protection: Dust and impurity proof for internal flywheel
Weight: Approx. 25kg
Connection: Matches mounting dimensions of corresponding engines and gearboxes
Application
Suitable for Cummins 6BT5.9, ISBe, ISDe, QSB6.7 engines, used in construction machinery, heavy-duty trucks, buses and generator sets.
Construction machinery includes loaders, excavators, graders and rollers. Commercial vehicles cover Dongfeng Tianlong, Tianjin and other heavy trucks.
Mounted between the engine cylinder block and the gearbox, covering the flywheel assembly to provide stable support for the transmission system.