Nitrous oxide kit for all Fiat Fire 1100-1200 engines which includes a certified 4 kg cylinder (allows refilling in any "gas factory" present in every province of Italy, even yours!) And relative fixing brackets.
This kit allows an increase depending on the engine preparation which can vary from 20 Hp up to 70 Hp, by means of the calibrations included in the kit.
Kit suitable only for engines with aluminum intake manifold.