Table: pacific_racing_results
Columns: year
chassis
engine
tyres
points

Question: What are the lowest points that have a Mugen V8 engine and a Reynard 91D chassis?
SQL: SELECT MIN("points") FROM pacific_racing_results WHERE "engine" = 'mugen v8' AND "chassis" = 'reynard 91d'

Question: What are the highest points that have a Mugen V8 engine and happened in 1991?
SQL: SELECT MAX("points") FROM pacific_racing_results WHERE "engine" = 'mugen v8' AND "year" = 1991