11 11 150 Removing cylinder, engine installed – Remove cylinder head ( a 11.20). 11 6 510 E110520 • Space the piston ring gaps at 120°. • Oil the piston rings and press the sliding piston ring sleeve, BMW No. 11 6 510 , over the piston rings from above so that the piston projects from the sliding sleeve by about 2 mm (0.08 in). • Push the timing chain through the chain aperture in the cylinder and secure the chain. • Slip the cylinder over the piston. • Remove sliding sleeve. E110500 • Use pliers, BMW No. 17 5 500 , to open the clamp securing the coolant hose to the water pump (arrow) and disconnect the hose. X Tightening torque: Cylinder to engine block...............................
10 Nm Ground cable to cylinder................................ 8 Nm E110510 • Remove protective cap. • Disconnect ground cable (arrow) from cylinder. • Remove cylinder base screws. • Push the rear chain guide forward and carefully lift the cylinder clear. • Installation is the reverse of the removal proce- dure, pay particular attention to the following. L Note: When installing, use a new cylinder base gasket. 11.22