IIRC They're 7.5 ft/lbs or 90 inch pounds.
The 996 has a million M6 screws, all 90in/lbs. OK... I'm exaggerating...but it's a lot.
Part of a T4 rebuild I just helicoil those two holes, I'm always finding them stripped out by PO's. If it won't torque up it's stripped.