1972-1973 International 1210 6.4L V8. 1972-1973 International 1210 4.2L 6 Cyl. 1972-1973 International 1210 5.7L V8. 1972-1973 International 1210 5.6L V8. 1971-1973 International 1210 5.0L V8. Notes: Heavy Duty Thermostat -- 160 Degrees F; OE Specified Temperature 160 Degrees.