The Monza Chrome Petrol Cap including Tank Collar, a stunning copy of one of the best looking gas caps you will ever add to your car. Polished chrome with a flare, this cap features a classic 'flip top' and 'push button' opening, made famous by some of the most historic cars that raced at Monza and LeMans. To fit the collar for this cap you will require 10mm(0.3937")just over 3/8" of petrol tank neck accessable above the body seal to allow fitment, many later car s do not have this much neck protruding so check first. Neck size 2 1/4"(57mm). While its design was originally conceived for function to allow racers quick refueling, its timeless style adds undeniable elegance to your Classic Mini or Moke. At Mini World Australia, we share your passion for these iconic cars, offering you both new and used high-quality parts. Enhance your classic beauty with this exquisite Monza Chrome Petrol Cap today!