CREATE TABLE table_62863 ("Model" CLOB, "Years" CLOB, "Engine" CLOB, "Displacement" CLOB, "Power" CLOB, "Fuel system" CLOB)

What is the displacement when the fuel system is carburettor, and a power of ps (kw; hp), and also has a model of 2000?
SELECT "Displacement" FROM table_62863 WHERE "Fuel system" = 'carburettor' AND "Power" = 'ps (kw; hp)' AND "Model" = '2000'
SELECT "Displacement" FROM "table_62863" WHERE "Fuel system" = 'carburettor' AND "Model" = '2000' AND "Power" = 'ps (kw; hp)'