Caterpillar Cat CS Liner 3406E 1082716M 5EK 6TCS 5EK & 6TS C/R ATA Truck Applications IF2716M/462/CS Kits 1 piece pistons: Liners, Liner O-Ring, Piston?s, Piston Rings, Piston Pins, Piston Clips, Main Bearings, Rod Bearings, Thrust Washer, Upper Gasket Set & Oil Pan Gasket IPD Crevice Seal Cylinder Liner is included with this item.