obversly im not certain but on the rollers on sunday i got 277 bhp but it was not running right, power curve looked like a gull wing, so i would say i should of hit a bit more.
engine mods are:
complete decat
blitz boost controler
green stuff induction with heat sheild
3.5 inch pipe from manifold
dv
forged pistons
running at 1 to 1.1 bar.