Could I use my stock clockwise fan An bolt a counter clockwise clutch to it?I sourced a fan from about a 91 Caprice. They had a seven blade reverse rotation fan. The Roadmaster used the same blade. Here you go....
https://www.ebay.com/itm/91-92-93-ROADMASTER-FAN-BLADE-74056/282508576380?fits=Year:1991|Model:Caprice&hash=item41c6d2c67c:g:~6kAAOSwurZZM3YP&vxp=mtr