West Ham United are moving for Middlesbrough striker Yakubu Aiyegbeni.
Boro boss Gareth Southgate has already lost Mark Viduka to Newcastle and is desperate keep hold of the Nigerian.
But Curbishley is ready to offer Yakubu £65,000 a week.
Portsmouth boss Harry Redknapp is also keen on Yakubu.
He wants to take the striker back to Fratton Park but is unlikely to be able to compete financially with the Hammers.