xkr question,s

[kaw]

Hi gents been looking at xkrs around 08,09 plate and have a few questions ,1 what kind of power can these run would be looking at upgrading to 600 plus bhp ,2 will the g, box and diff take this and can the fuel
System keep up

[P700DEE]

Twin screw or NOS for that sort of power. Yes the gearbox etc. will take it.