CREATE TABLE table_74241 ("No" FLOAT, "Driver" TEXT, "Entrant" TEXT, "Constructor" TEXT, "Chassis" TEXT, "Engine" TEXT)

Name the chassis for b. bira
SELECT "Chassis" FROM table_74241 WHERE "Driver" = 'B. Bira'
SELECT "Chassis" FROM "table_74241" WHERE "Driver" = 'B. Bira'