11 31 Camshaft
WARNING: This page is about a different car, the 2010 BMW 550i, 2009 BMW 550i, and 2008 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.
CAMSHAFT - TIGHTENING TORQUE SPECIFICATION
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Camshaft bearing cap | M6 | 10 Nm | ||
| M7 | 14 Nm | |||
| M7-8.8 | 15 Nm | |||
| M8 | 20 Nm | |||
| 2AZ Sprocket to camshaft | M20 / M21 / M40 | M10 | 65 Nm | |
| 3AZ Sprocket to camshaft flange | M60 / M62 | M6 | 15 Nm | |
| M6 | 10 Nm | |||
| M50 / M52 / M52TU / M54 / M56 / S52 / S50 US / M50 / VANOS | M7 | |||
| Application torque | 5 Nm | |||
| Jointing torque | 20 Nm | |||
| M7 | 15 Nm | |||
| 4AZ Sprocket to camshaft | M51 / M41 / M47 / M57 | M12 x 1.5 | Replace screws | |
| Jointing torque | 20 Nm | |||
| Torque angle | 35 ° | |||
| M47TU / M57TU | M12 x 1.5 | Replace screws | ||
| Jointing torque | 20 Nm | |||
| Torque angle | 50 ° | |||
| M67 | M12 x 1.5 | Replace screws | ||
| Jointing torque | 20 Nm | |||
| Torque angle | 90 ° | |||
| 5AZ Toothed shaft to inlet camshaft | M52 / S52 / S50 US / M50 / VANOS | M14 x 1.5 | ||
| Jointing torque | 40 Nm | |||
| Torque angle | 60 ° |
CAMSHAFT - TIGHTENING TORQUE SPECIFICATION
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 6AZ Flange to camshaft | M30 | 145 Nm | ||
| 7AZ Screw plug for chain tensioner | M50 / S50 US / S62 | M22 x 1.5 | 50 Nm | |
| M22 x 1.5 | 40 Nm | |||
| 8AZ Cylinder for chain tensioner plunger | M67 | M22 x 1.5 | 45 Nm | |
| N40 / N42 / N45 / N46 / N62 / N62TU / N73 | M22 x 1.5 | 65 Nm | ||
| M50 / M52 / M52TU / M54 / M56 / S52 / S50 US | M26 x 1.5 | 70 Nm | ||
| M26 x 1.5 | 50 Nm | |||
| 9AZ Bearing flange on engine block | M60 | M6 | 13 Nm | |
| 10AZ Reversing rail on engine block | M62 / S62 | M6 /M7 | 14 Nm | |
| 11AZ Screw-in pin on camshaft | M7 | 20 Nm | ||
| Nut on screw-in pin | M6 | 10 Nm | ||
| 12AZ Bearing pin for sliding and tensioning rails | M41 / M47 / M47TU / M51 / M57 / M57TU | M16 x 1.5 | 20 Nm | |
| M67 | M16 x 1.5 | 26 Nm | ||
| 13AZ Signal disk to camshaft | S62 / S54 | M16 x 1.5 | 50 Nm | |
| 14AZ Sensor gear to camshaft | N62 / N62TU / N73 | M14 x 1.5 | 30 Nm |