192bhp vs. 177bhp

Would be obliged if someone could summarise the advantages and disadvantages of both Exige variants. Also need to know exactly what changes with the 192 upgrade - does this always include a change of exhaust?[This message has been edited by Hethel Merman (edited 22 March 2003).]

Here you go… http://www.lotussource.com/lsGallery/exige/XA25.pdf