What thermostat is installed or recommended?

A 180° thermostat equipped with a bypass is recommended.


BluePrint Engines recommends a 180° thermostat on your engine. Safe operating temperatures can range from 180°-220°.  Long blocks and base dressed engines do not come with a thermostat installed. We offer a 180° thermostat for our SBC, BBC, Chrysler 408s, and SBF engines: 

 

https://blueprintengines.com/products/gm-ford-sb-180-degree-thermostat-for-bpp9713-bpp180ts?_pos=2&_psq=therm&_ss=e&_v=1.0