Nice find. The build is legit. I agree on the Schrick cam recommendation. The top end wakes up nicely especially with good tuning.
When you get the car on scales, let us know what she weighs in at.
2013 Mineral White e92 M3 DCT ZCP
2012 Bluefire S1kRR Race DTC ABS QS HG
2008 Sparkling Graphite e90 M3 6spd XXX