BOLT 3K3379 - Caterpillar

Engine:
3408 (S/N: 99U1-UP)
3408B (S/N: 99U1-UP)
3408C (S/N: 99U1-UP)
3412 (S/N: 60M1-UP)
3412C (S/N: 3JK1-UP)
3412D (S/N: REA1-UP)
3412E (S/N: 9KS1-UP)
3412HP (S/N: 7BL1-UP)
C32 (S/N: RXB1-UP)
The new 366-8396 Valve Lifter As can be used on 3412 marine engines built with 101-7788 Valve Lifter As. The new 366-8396 Valve Lifter As uses a crowned roller to reduce contact stresses due to edge loading.Effectivity for the new 366-8396 Valve Lifter As are listed in Table 1.
Table 1
Effectivity for the new 366-8396 Valve Lifter As    
Sales Model     Serial Number    
3408     99U10000-99999    
3412     60M11635-99999    
3412C     3JK01621-99999, 9BR3778-99999    
3412D     REA02742-99999    
3412E     9KS04570-99999, 9PW03165-99999    
3412HP     7BL02543-99999    
C32     RXB03864-99999