2012/09/07 Caterpillar


Serviceability of Connecting Rod Bearings in Type 2 C175 Engines {1219}

Usage:

C175-16 P6L
Generator Set:
C175-16 (S/N: WYB1-UP)
Engine:
C175-16 (S/N: P6L1-UP)

Description of Change: The connecting rod bearings are now dual sourced.

Adaptable To: The change is effective with the following engine serial numbers:

  • P6L01000

  • WYB01000

Refer to Table 1 for the Type 2 part numbers.

  • Install either the 383-8347 Connecting Rod Bearing or the 376-6457 Connecting Rod Bearing in any of the Type 2 connecting rods for the odd-numbered cylinders.

  • Install either the 383-8348 Bearing or the 376-6458 Connecting Rod Bearing in any of the Type 2 connecting rods for the even-numbered cylinders.

Note: Do not mix the bearing halves between the different part numbers.

Table 1
Type 2 Connecting Rod Bearings    
383-8347     Connecting Rod Bearing  (1)    
376-6457    
383-8348     Connecting Rod Bearing  (2)    
376-6458    
( 1 ) Odd-numbered cylinder
( 2 ) Even-numbered cylinder

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