I always wanted to use these
http://stoveboltengineco.com/catalog/store/#!/~/product/category=412417&id=1395980 & hook up a turbo.
I had asked Tom if he knows anyone who has done it, @ the time he said no & the manifolds should be nice & durable for turbocharging.
Just a thought.
http://www.ebay.com/itm/Spa-Turbo-Manifo...0cf9cd4&vxp=mtr$474
or make offer & free shipping.
MBHD