1-A3-B109==>VALVE SEAT GASKET (2ND) (PCS)

19-A3-4040==>VALVE SEAT GASKET (1ST INSIDE) (PCS)

20-A3-4040==>VALVE SEAT GASKET (1ST OUTSIDE) (PCS)

41-B3-5595==>PISTON (PCS)

48-S3-5595==>VALVE COMPL.(1ST STAGE) (PCS)

71-S3-5595==>CYLINDER HEAD GASKET (PCS)