xjr 400 restricted?

[nets]

Hi all, I have just bought a 1993 xjr400 it seems to be a little slower than expected how do I know if this bike is restricted in any way? I have seen a derestricted cdi on ebay which made me wounder or are they just a steady bike? any help welcomed

[black night]

you cod see if the fuel filter is full of crap