FLANGE 3N8653 - Caterpillar

C175–16 Type II Block
Table 3
490-7780 Engine Oil Connection Gp
Item Qty Part Number Description
1 1 481-5898 Flange
2 1 486-6909 Adapter
3 1 487-6604 Tube
4 4 6V-1820 Bolt
5 8 6V-5839 Washer
6 4 6V-5843 Bolt
7 2 269-7885 O-Ring Seal
Illustration 2 g06019062
Square bolt pattern
C175–20 Type 1 Block
Table 4
490-7781 Engine Oil Lines Gp
Item Qty Part Number Description
1 1 9Y-2099 Flange
2 1 290-8724 Adapter
3 1 344-9285 Ring
4 1 371-6762 Flange
5 1 432-2372 Tube
6 1 6V-1196 O-Ring Seal
7 4 6V-4248 Bolt
8 6 6V-5839 Washer
9 2 8T-0643 Bolt
10 2 269-7885 O-Ring Seal
Illustration 3 g06019114
Asymmetrical bolt pattern
C175–20 Type II Block
Table 5
490-7782 Engine Oil Connection Gp
Item Qty Part Number Description
1 1 481-5898 Flange
2 1 486-6909 Adapter
3 1 488-1757 Tube
4 4 6V-1820 Bolt
5 8 6V-5839 Washer
6 4 6V-5843 Bolt
7 2 269-7885 O-Ring Seal
Illustration 4 g06019131
Square bolt pattern
Reference
Reference: Service Magazine, SEPD1437, A New Cylinder Block and Flywheel Housing Are Used for C175 Off-Highway Truck EnginesReference: Special Instruction, REHS8661, Procedure to Retrofit the Oil Filter Housing Group on Certain C175 Off Highway Truck Engines