Originally Posted by defcon13

hi neil, i need advice from you or your partners. i need an engine for my 8ight-t 2.0 and cant make my mind between the clocked b5 or the clocked 25xz for me its the same cost (already have a 086 for the 25xz but need to buy the pipe for the b5) i know the xz will be slightly more powerfull but will the runtime suffer a lot compared to the b5 ? and about lifespan, which one is best ? clutch wear etc
thanks!