990 bigbore kit

[rig16]

Looking at maybe buying this 990 bigbore kit,includes wiesco pistons,rings,cylinders,speedworks head,y pipe,and pipe,for $600 cdn,would there be any differance from carbed to efi,mine is efi,other than getting it remapped for fueling being efi
Are cat cyl. Nickasil or sleeved?

 

[kingcat_900]

There is no difference between efi and carbed cylinders. Stock cylinders are nickasil plated.