For me, I would like the circulation flow from the Cyl#6 area heater hoses do allow flow from that area back to the intake of the water pump.
Similar to the rear freeze plug bypass, it has so many uses.
I use and install a valve on many limos where I like to control the heater core heat.
www.autozone.com/cooling-heating-and-climate-control/heater-control-valve/p/four-seasons-heater-control-valve-84707/
Bookmarks