A McLaren M23-F1 from 1974 by the manufacturer Polistil. Most known from Polistil Dromocar are the Alfa 33 and Ferrari P5 but they had also F1 and CanAm cars.
Really good site for Polistil is the german site polistilrennbahn.de
And for real live the Wikepedia site with a photo of the M23: Team McLaren at Wikepedia