SEAL-LIP TYPE 4560195 - Caterpillar

Introduction
The problem that is identified below does not have a known permanent solution. Until a permanent solution is known, use the solution that is identified below.Problem
If the wrong connecting rod guide is used, damaged engine components could result.The following adverse issues can be experienced if the wrong guide is used:
The guide will not fit properly.
Debris can be introduced to the rod bearing from the fractured face.
The connecting rod bearing will not be held in place.
The crankshaft can be damaged.Solution
Illustrations 1 and 2 give the dimensions that differentiate between the Type 1 and the Type 2 connecting rod guides.
Illustration 1 g03677987
"Type 1" Part number 274-5875 Connecting Rod Guide . (A) 23.3 0.25 mm (0.91732 0.00984 inch)
Illustration 2 g03677989
"Type 2" Part number 418-1340 Guide (B) 28.0 0.25 mm (1.10236 0.00984 inch)Marking the connecting rod guide with the correct type and part number is essential.Illustrations 3 and 4 show where to mark the connecting rod guide type and part number.The Type 1 guide is only to be used on engine serial numbers 1 thru 999 for the following part numbers: 316-0062 Connecting Rod and 316-0063 Connecting Rod .
Illustration 3 g03678007
(C) Location to mark "Type 1" connecting rod guide (D) Location to mark "Part number" "274-5875"The Type 2 guide is only to be used on engine serial numbers 1000 and Up or on engines that have been converted to Type 2 using the following part numbers: 417-7902 Connecting Rod and 417-7903 Connecting Rod .
Illustration 4 g03678009
(E) Location to mark "Type 2" Connecting rod guide (F) Location to mark "Part number " 418-1340