To purge the coolant in the engine I would fill the whole system with plain
water, run it a few minutes then flush it again...

now you have a clean system ready to be filled with antifreeze...

On Mon, Jun 29, 2015 at 4:34 PM, John Goubeaux <john@ucsb.edu> wrote:

> Does someone know how much coolant stays in the engine IF one does NOT
> pull the plugs on the engine water-jackets when doing a coolant replace ?
>
> I'm curious as I replaced the long coolant pipes and most of the big
> hoses/ heater hoses as well , so pretty much all the coolant drained out
> , save for what's in the engine, wondering IF it is worth getting every
> last drop out ?
>
> Thanks  ..
>
> -john
>