Caterpillar Cylinder Kit, CK390

replaces: CK390
Includes piston 1521390, Rings and Liner (finished)

Our liner & piston kits are assembled from the highest quality components. Our wet liners have a proprietary oxide coating to reduce cavitation, a roll burnished radius to prevent flange fractures and precise cross hatch bore finish for proper ring seating. Liners receive heat treatment to ensure strength and durability.