English billionaire Marwan Koukash has ruled out buying Wests Tigers after whittling down his NRL club shopping list to "one or two" remaining options.

The one-time Palestinian refugee, now a wealthy businessman and racehorse owner, has publicly stated his intention to buy an NRL club.

Interested: British billionaire Marwan Koukash want ownership of an NRL team prior to next season. Credit:Getty Images

The owner of English Super League club Salford is expected to fly out to Australia in October to finalise the deal, however he says he still hasn't made up his mind which club to buy into.

But he has ruled out buying the Wests Tigers.