CYLINDER GP-BOOM 7I1345 - Caterpillar

Table 1
Required Parts    
Item    Qty    Part Number    Part Description    
1     1     466-1957     KIT-CCV Heater    Improvements have been made to the engine system to improve cold-weather operation with ambient temperatures below −18° C ( 0° F). Two in-line heaters are added to the inlet and outlet tubes of the breather circuit. Improvements have been made to improve insulation around the breather canister and around both the breather inlet outlet tubes. Refer to the Table below for the machines that are adaptable to and effective in production with.
Table 2
Sales Model    Adaptable to:    Effective in production with:    
272D    S/N:B5W1-990
S/N:GSL1-735    S/N:B5W991-UP    
272D XHP     S/N:ETL1-479
S/N:SHY1-416     S/N:ETL480-UP    
297D     S/N:BE71-252     S/N:BE7253-UP    
297D XHP     S/N:HP71-234     S/N:HP7235-UP    
299D     S/N:GTC1-718
S/N:HCL1-1007     S/N:GTC719-UP    
299D XHP     S/N:JST1-163
S/N:NLC1-750     S/N:JST164-UP    ReferenceSpecial Instructions, REHS9665, "272D, 299D Closed Circuit Breather Freezing in Ambient Temperatures Below 0 F"