2 1 11 5 640 C210010 Installing clutch housing e Caution: Always use new bolts for housing and cover. • Install clutch housing with mark (1) aligned with crankshaft mark (2). • Lock the clutch housing with special tool BMW No. 11 5 640 . • Insert all screws by hand and tighten down. X Tightening torque: Clutch housing to crankshaft (screw threads oiled)............... 40 Nm Additional wrench angle .................................... 32 ° 11.50