Cummins / Cummins Parts / Piston, Cylinder Liner, Connecting Rod, Bearing, Bushing / 6248-29-2230 3648615 QSK Cylinder Liner Original Cummins Crawler Excavator Parts
6248-29-2230 3648615 QSK Cylinder Liner Original Cummins Crawler Excavator Parts
6248-29-2230 3648615 QSK Cylinder Liner Original Cummins Crawler Excavator Parts 6248-29-2230 3648615 QSK Cylinder Liner Original Cummins Crawler Excavator Parts
6248-29-2230 3648615 QSK Cylinder Liner Original Cummins Crawler Excavator Parts 6248-29-2230 3648615 QSK Cylinder Liner Original Cummins Crawler Excavator Parts
6248-29-2230 3648615 QSK Cylinder Liner Original Cummins Crawler Excavator Parts 6248-29-2230 3648615 QSK Cylinder Liner Original Cummins Crawler Excavator Parts
6248-29-2230 3648615 QSK Cylinder Liner Original Cummins Crawler Excavator Parts 6248-29-2230 3648615 QSK Cylinder Liner Original Cummins Crawler Excavator Parts

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6248-29-2230 3648615 QSK Cylinder Liner Original Cummins Crawler Excavator Parts

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6248-29-2230 3648615 QSK Cylinder Liner Original Cummins Crawler Excavator Parts

  • 6248-29-2230 3648615

  • Cummins

  • 1-7 days

  • Genuine Original package or Ne

  • 6 Months

Supersession Part Number:
6248-29-2230
3648615
4309528
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his  document announces the release of a new oversize cylinder liner for use on  the QSK78 diesel engines.
The new  oversize cylinder liner was released to improve cylinder block  serviceability.
The  oversize dimensional feature of the liner applies to the lower press fit  diameter only.
The 0.25  mm [0.098 in] oversize liner has the lower press fit dimension increased by  0.25 mm [0.098 in] from its nominal dimensional value. The new oversize  cylinder liner can be identified by a single groove located down at the  cylinder liner bottom edge, reference Figure 1.
The 0.50  mm [0.197 in] oversize liner has the lower press fit dimension increased by  0.50 mm [0.197 in] from its nominal dimensional value. The new oversize  cylinder liner can be identified by a double groove located down at the  cylinder liner bottom edge, reference Figure 1.
Use the  following procedure for oversize cylinder liner specifications and removal  and installation instructions. Refer to Procedure  001-027, Refer to  Procedure 001-028, and Refer to Procedure 001-064 in Section 1 of the QSK78 Series Engines Troubleshooting and Repair  Manual, Bulletin 3666727.
Table 1, Oversize Cylinder Liner
DescriptionPart   Number
0.25 mm [0.0098 inch] Oversize3648615
0.50 mm [0.0197 inch] Oversize3648616
Two new  oversize cylinder liner overhaul kits are available. These kits contain the  cylinder liner, liner seal ring and two oil seal rings. Reference Tables 2  and 3.
Table 2, Kit 1 - Part   Number  4309528  (0.25 mm [0.0098 inch] oversize)
QuantityPart   DescriptionPart   Number
1Cylinder   liner3648615
1Liner   seal ring3639993
1Oil   seal ring4006179
1Oil   seal ring4006297
Table 3, Kit 2 - Part Number 4309529 (0.50 mm   [0.0197 inch] oversize)
QuantityPart   DescriptionPart   Number
1Cylinder   liner3648616
1Liner   seal ring3639993
1Oil   seal ring4006179
1Oil   seal ring4006297


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