68 small block correct heater hose bracket and routing

4 speedin said
Thank you very much for your time, pics and explanation. I am confused as to the bracket coming off the alternator as the hoses routed in photo wont allow hose to reach that bracket right?

Neither of the diagrams above are correct. This is pretty much how they go:

Brass fitting is my shut-off valve for the heater core. Keeps a lot of heat out of the interior when you just don't need it! Normally there is just a straight nipple fitting on the intake manifold, like on the top of the water pump.

And here is a (supposedly) perfect all-stock restoration: