[11C] OIL VAPOR AND GAS PIPING
11C01A  CARBURETTOR E1 G1	11C50A  INJECTION XU EXCEPT COLD COUNTRIES EXCEPT MONOPOINT INJECTION EXCEPT XU9J4
11C05A  CARBURETTOR G2	11C52A  INJECTION XU COLD COUNTRIES EXCEPT MONOPOINT INJECTION EXCEPT XU9J4
11C10A  CARBURETTOR Y2 J2	11C55A  INJECTION XU9M XU5M
11C15A  PETROL TU	11C70A  INJECTION XU9J4
11C20A  CARBURETTOR XU UP TO 01/1986	11C80A  DIESEL XU UP TO 10/1986
11C21A  CARBURETTOR XU SINCE 01/1986	11C81A  DIESEL XU SINCE 10/1986