Question: Who was the co-driver that had a class position of 2nd?
SQL: SELECT "Co-Drivers" FROM "2-1228457-1" WHERE "Class Pos." = '2nd';

Question: WhiCh tires were in Class C in years before 1983?
SQL: SELECT "Tyres" FROM "2-1228457-1" WHERE "Class" = 'C' AND "Year" < 1983.0;

Question: What is the earliest year that had a co-driver of Roger Enever?
SQL: SELECT MIN("Year") FROM "2-1228457-1" WHERE "Co-Drivers" = 'Roger Enever';