Table: danny_sullivan_race_results
Columns: year
team
chassis
engine
rank
points

Question: Name the sum of points for 1984
SQL: SELECT SUM("points") FROM danny_sullivan_race_results WHERE "year" < 1984

Question: Name the points for Engine of chevrolet 265c
SQL: SELECT "points" FROM danny_sullivan_race_results WHERE "engine" = 'chevrolet 265c'

Question: Name the chassis of 147 points and engine of ford cosworth dfx
SQL: SELECT "chassis" FROM danny_sullivan_race_results WHERE "points" = 147 AND "engine" = 'ford cosworth dfx'