Thermostat 83° (original manufacturer). Suitable for Renault R4 (747cc, of year of construction 1963 to 1971. 782cc

from 1972 to 1982. 845cc, from 09/1962 to 06/1986). Engines: 680.01/02, 839.7.06/88/B1B. Also suitable for Renault R5, R6, R8, R10, R15, R16, R17, Estafette.