CREATE TABLE table_68163 ("Year" FLOAT, "Entrant" TEXT, "Chassis" TEXT, "Engine" TEXT, "Points" FLOAT)

What is the smallest number of points with an Engine of climax v8, and a Year of 1966?
SELECT MIN("Points") FROM table_68163 WHERE "Engine" = 'climax v8' AND "Year" = '1966'
SELECT MIN("Points") FROM "table_68163" WHERE "Engine" = 'climax v8' AND "Year" = '1966'