MINICOCK
Known Brazilian manufacturer internationally, these cars were made in Petrópolis - Rio de Janeiro. Unhappily it doesn't exist more. 
They were done in the scale 1/32 with chassis of aluminum or mixed aluminum / brass.
They use Oxford 16D motor.
McLaren F1 - 1/32 - I won this car of my friend Gustavo
Renault Turbo RS-05 F1 1983