This is a single replacement liner kit for your engine, you can purchase one or several. If you are planning to replace all 6, the most cost-effective option is to purchase a complete Inframe kit. You get all 6 cylinder kits plus the gaskets & bearings you need at a much more cost-effective price. If you are just purchasing a few cylinder kits to get up and running make sure that the piston# matches and that you don't have any updated parts that might mismatch. The cylinder kits are the heart of your engine, we don't take chances on these! All of our kits are manufactured in ISO 9001: 2008 certified facilities. The liner kit includes the following parts: Cylinder Liner Cylinder Liner O-Ring Set Some kits may differ based on Engine serial number. We will have all the kits available. We just need you to add your engine serial number or piston number to the order or call us and our customer service department will be happy to help.

Cross Reference:

Manufacturer	OEM Number
CATERPILLAR	4695315
CATERPILLAR	469-5315