We'll since all use have told me to stay away from that engine av bought my mate Jeff's forged 5e here's some videos of it on the dyno made 319 at the wheels http://m.youtube.com/watch?v=pVgNJ9cuqUU
Still every early days as all uv don't to it is put a walbro 225 fuel pump in it blitz decat full system pretty much standard this was with the 4e in it Rotas on a few days later
I'm not saying I know everything at how but I live 2mins away like a said before, they just whack boost right up see what it makes ma pals glanza spat a rod cause if it. Maybe just luck same everywhere if u do go to hq make sure it's Russ!