I am using a Champion CC284 in my '66 with a 2010 5.3 LS.
Went with this top hose:
https://www.amazon.com/gp/product/B0...?ie=UTF8&psc=1
And this bottom hose:
https://www.amazon.com/gp/product/B0...?ie=UTF8&psc=1
I am also using this for the steam port connection:
https://jagsthatrun.com/products/fix...v8-engine-swap
No pics, but hope this helps