Improved Lifters are Now Used {1102, 1121, 1123}
- Caterpillar Products: All
- 3500B Engines
Description 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.
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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     |
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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     |
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( 1 ) | With lifter guide clip |
( 2 ) | Without lifter guide clip |
Caterpillar Information System:
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