On Tue, 27 Aug 2013 16:27:23 -0400, wrote:


Actually the simple way is to flush with clean water, run untill
warm when full of water then drain as much as you can, and add 50% of
the published capacity of the system in pure antifreeze, then top up
if necessary with water, with the engine running and warm.

Yep. And removing the lower end of lower radiator hose makes it go a
lot faster.