GASKET 8H9788 - Caterpillar

Caterpillar Products: All
3500B EnginesDescription of Change: Improved lifters for the valves and the injector are now used. The new lifters have an improved roller pin. The new pin has improved strength. The retention of the pin with the lifter body has also improved.Adaptable To: The former injector lifters are cancelled replaced by the new 263-6677 Injector Lifter As and the new 10R-3139 Injector Lifter As (Reman). The former valve lifters are cancelled replaced by the new 263-6674 Valve Lifter As and the 10R-3140 Valve Lifter As (Reman).Refer to Table 1 and Table 2.
Table 1
Injector Lifter History    
New Part No.     Reman Part No.     Description     Effective    
263-6677     10R-3139     Semi-crowned roller with improved material of the pin and improved pin retention     03January 2005     Reman Engine    
22December 2004 New Engine
Former Parts    
197-7004     10R-1349     Semi-crowned roller     April 2004    
192-8747     0R-1368     Flat roller     1994    
Table 2
Valve Lifter History    
New Part No.     Reman Part No.     Description     Effective    
263-6674     10R-3140     Complex crowned roller with improved material of the pin and improved pin retention     03January 2005     Reman Engine    
22December 2004 New Engine    
Former Parts    
230-7875     10R-1903 (1)
or
10R-2532 (2)     Complex crowned roller     April 2004    
192-8746     0R-1350     Flat roller     1994    
( 1 ) With lifter guide clip
( 2 ) Without lifter guide clip