Alloni, AMS, Bellasi, Bignami, Bonetti, BWA, CRM, Dagrada, Foglietti, Guerrini, Maco, MZ, Nigiopa, Patriarca, Poponi, Renzini, Repetto, Selene, Sozzani Tagliani, Tecno\Tecnokraft Vaccari and Zamba were other Formula 850 builders, just for the record.