CREATE TABLE table_66907 ("Year" FLOAT, "Chassis" CLOB, "Engine ( s ) " CLOB, "Tyres" CLOB, "Points" CLOB)

What are the engines for 1983?
SELECT "Engine(s)" FROM table_66907 WHERE "Year" = '1983'
SELECT "Engine(s)" FROM "table_66907" WHERE "Year" = '1983'