What temp thermostat? You can usually run a 195* even in these old engines in winter. The heater core could also be partially clogged, new ones are reasonable.


My \'64\'s in the Gallery
Pictures in my Photobucket
1964 C10 Custom Cab 350/700R4
1964 Suburban 350/700R4
1979 Ford F350 4x4 400/c6