Dino,... is there any room to re-drill a set of 10-lug Alcoas between the "big" pattern for your "smaller" 10-lug pattern?
I'm not sure what it would do to the strength of the hub.
Seems like Tennessee Wheel and Tire really cuts these wheels up.
Maybe they could help you.
http://www.tnwheelandtire.com/site/769454/page/427386.