PHOTO TONY HANCOCK IN THE ASSEMBLY AREA WITH HIS RARE 1978 F3 LOLA T670 PRIOR TO QUALIFYING FOR THE HSCC CLASSIC FORMULA 3 RACE. THIS SECTION REFERS TO THE AIRBOX ON THE INDUCTION SYSTEM MAINTAINING A VACUUM WITH ACTION BEING TAKEN AGAINST ANY CAR THAT FAILS TO MAINTAIN BETWEEN 50% AND 100% OF THE RELEVANT VACUUM READING.
