October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

1166 Vacuum Pump

B36 ENGINE (COOPER BASE):

TIGHTENING TORQUE SPECIFICATION (STANDARD SCREW CONNECTION)

	Type	Thread	Tightening specifications	Dimension
1AZ Intake pipe to oil pump	B38M0/U0/B36M0	M6		10 Nm
2AZ Oil pump to crankcase	B38M0/U0/B36M0	M8		20 Nm
3AZ Oil deflector to crankcase	B38M0/U0/B36M0	M8		20 Nm
4AZ Sprocket to oil pump		M8 Important - left-hand thread	1. Joining torque 2. Angle of rotation	5 Nm 90°
4AZ Sprocket to oil pump		M8 Important - left-hand thread	1. Joining torque 2. Angle of rotation	5 Nm 90°

B46 AND B48 ENGINES (COOPER S AND JCW):

11 66 VACUUM PUMP - TIGHTENING TORQUE SPECIFICATION

	Type	Thread	Tightening specifications	Dimension
1AZ Intake pipe to oil pump	B46M0/O0/B48M0/O0	M6x25		10 Nm
2AZ Oil/vacuum tandem pump to crankcase	B46M0/O0/B48M0/O0	M8 Replace screws.	1. Joining torque 2. Angle of rotation	15 Nm 45°
2AZ Oil/vacuum tandem pump to crankcase	B46M0/O0/B48M0/O0	M8 Replace screws.	1. Joining torque 2. Angle of rotation	15 Nm 45°
3AZ Sprocket to oil pump	B46M0/O0/B48M0/O0	M10 Important - left-hand thread Replace screw.	1. Joining torque 2. Angle of rotation	5 Nm 90°
3AZ Sprocket to oil pump	B46M0/O0/B48M0/O0	M10 Important - left-hand thread Replace screw.	1. Joining torque 2. Angle of rotation	5 Nm 90°