Re: The Duchess Project: 1940 Super 8 Convertible Sedan

Posted by HH56 On 2018/2/7 19:17:58

A bit late now but some have suggested drilling a small -- maybe 1/16 or so -- hole in the thermostat flange so air doesn't get trapped. The hole allows air to pass but is still small enough that water flowing thru doesn't amount to enough to defeat the purpose.