Throughout this site we use many technical terms, and given the breadth of readership our site enjoys, sometimes we are remiss and incorrectly assume everyone knows what we are referring to. For those that do not, here are some explanations of the technical terms use.
Sleeve fitted to a cylinder block to enclose a piston. Cylinder liners are used in all light-alloy blocks and some iron blocks. Wet liners have the coolant coming into direct contact with their exteriors while dry liners bear against the wall of the water jacket.