Name the gt 2.0 winning team for sports 2.0 winning team for #16 trans ocean motors for castle rock
create table table_27561503_2 (gt_20_winning_team varchar, sports_20_winning_team varchar, circuit varchar, PRIMARY KEY (gt_20_winning_team))
select count(gt_20_winning_team) from table_27561503_2 where sports_20_winning_team = "#16 trans ocean motors" and circuit = "castle rock"