For Cummins X15 Diesel Engine. Air Compressor Repair Kit Cylinder Head. 1×Air Compressor Repair Kit Cylinder Head. Ensure the part number of the Air Compressor Repair Kit Cylinder Head is consistent. Engine Parts: Liner kit (Piston, pin, ring, liner ), Bearing main & Connect Rod, Gasket Kit, Injector, Cylinder Head, Cylinder Block etc.