TSB101596-082415

Cylinder Head and Main Bearing Capscrew Thread Repair
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Technical Service Bulletin Number
TSB101596
Technical Service Bulletin
Subject
Cylinder Head and Main Bearing Capscrew Thread Repair
Original Topic Number: 05t1-9.
Warranty Statement
The information in this document has no effect on present warranty coverage or repair
practices, nor does it authorize TRP or Campaign actions.
Contents
This document introduces the required components to salvage damaged cylinder head and
main bearing capscrew hole threads on the ISX and QSX15 series engines.
The illustration and table below show the items required in addition to the thread salvage kit,
Part Number 3164021.
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Cylinder Head and Main Bearing Capscrew Thread Repair
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Figure 1, Items Purchased Separately.
Table 1: Items Use to Salvage ISX Main Bearing and Cylinder Head Capscrew Hole
Threads
Item Number
Part Number
Description
1
3163842
Jam nut
2
316445
Thread insert - 50 mm [2in]
2
3163717
Thread insert - 76 mm [3] in]
3
3163899
Reamer
4
3163901
Tap
5
31164335
Drill
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Figure 2, Thread Salvage Kit, Part Number 3164021.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
Mounting plate
Drilling fixture
Hexagon head capscrews
Heavy washer
Universal drive socket
Chip vacuum
Thread-locking compound
Primer
Locating pin
Locating pin
Stop callar
Stop collar
Spacer
Spacer
Spacer
NOTE: Inculded in the thread salvage kit, but not shown, are plain washers and a
storage case.
For Related Procedures reference to the following procedure. Refer to Procedure 001-026 in
Section 1.
Document History
Date
2015-8-24
Details
Non-Product Problem Solving (PPS)
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9/1/2015
Cylinder Head and Main Bearing Capscrew Thread Repair
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Last Modified: 27-Aug-2015
Copyright © 2000-2010 Cummins Inc. All rights reserved.
https://qsol2.cummins.com/qs3/pubsys2/xml/en/tsb/2010/tsb101596.html
9/1/2015