im kinda a old school guy usually mess with v8 and older cars but now i own a holden comadoor it has a 3800 secquential injection buic v6 enging and was woundering how hard it would be to ither place a single or a twin turbo to was also comterplating changing from the auto to the 6 speed manual trans mission like the one found in the new pontaic GTO as there not that hard to come across over here in aus if you could point me to some links for parts ect for the engine will be aprecated