They had to measure 25 parts gasoline to 1 part of oil, and had to figure out that 2 liters (0.53 U.S. gal) of gasoline would fulfill the mixture ratio, before they were allowed to continue racing.
Mereka harus mengukur 25 bensin bagian untuk 1 bagian minyak, dan harus mengetahui bahwa 2 liter (0,53 U.S. gal) bensin akan memenuhi rasio campuran.