VX220, S1, S2 Lotus Elise Electric Radiator Fan SPAL VA09-AP8/C-27S – 761 cfm
Alternative is
https://www.mcgillmotorsport.com/10-universal-slimline-electric-cooling-fan-c-13-p-403
Note this fan is a little taller than the original so moving it to the middle of the radiator is necessary