11 11 Engine Block
N55 ENGINE (2016-2018):
11 11 ENGINE BLOCK - TIGHTENING TORQUE SPECIFICATION
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Main bearing bolts (steel bolts 10.9) | N55 | M10x100 | Replace screws Jointing torque Torque angle |
20 Nm 70° |
| 2AZ Bedplate Aluminium screws/bolts |
N55 | M10x27 | Replace screws Thread repairs exclusively with Al Helicoil. Jointing torque and angle of rotation must be observed without fail. Jointing torque Torque angle |
15 Nm 90° |
| 3AZ Bedplate Aluminium screws/bolts |
N55 | M8x37 | Replace screws Thread repairs exclusively with Al Helicoil. Jointing torque and angle of rotation must be observed without fail. Jointing torque Torque angle |
8 Nm 90° |
| 4AZ Bedplate Aluminium screws/bolts are marked with blue paint. |
N55 | M10x41 | Replace screws Thread repairs exclusively with Al Helicoil. Jointing torque and angle of rotation must be observed without fail. Jointing torque Torque angle |
15 Nm 90° |
| 5AZ Oil spray nozzles to engine block | N55 | Hollow bolt | 12 Nm | |
| 6AZ Screw plug, coolant drain plug | N55 | M14x1.5 | Replace screw with sealing ring | 25 Nm |
| 7AZ Screw plug, timing case upper section | N55 | M22x1.5 | Replace screw with sealing ring | 50 Nm |
| 8AZ Screw plug, timing case upper section | N55 | M33x1.5 | Replace screw with sealing ring | 50 Nm |
| 9AZ Screw plug, timing case lower section | N55 | M16x1.5 | Replace screw with sealing ring | 27 Nm |
S55 ENGINE (2019-2022):
11 11 ENGINE BLOCK - TIGHTENING TORQUE SPECIFICATION
| Type | Thread | Tightening specifications | Dimension | |
|---|---|---|---|---|
| 1AZ Main bearing bolts (steel bolts 10.9) | S55 | M10x100 | Replace screws Observe tightening sequence Jointing torque |
20 Nm |
| Angle of rotation | 70° | |||
| 2AZ Bedplate Aluminium screws. |
S55 | M10x27 | Replace screws Thread repairs exclusively with Al Helicoil. Jointing torque and angle of rotation must be observed without fail. Jointing torque |
15 Nm |
| Angle of rotation | 45° | |||
| 3AZ Bedplate Aluminium screws. |
S55 | M8x37 | Replace screws Thread repairs exclusively with Al Helicoil. Jointing torque and angle of rotation must be observed without fail. Jointing torque |
8 Nm |
| Angle of rotation | 90° | |||
| 4AZ Bedplate Aluminium screws are marked with blue color. |
S55 | M10x41 | Replace screws Thread repairs exclusively with Al Helicoil. Jointing torque and angle of rotation must be observed without fail. |
|
| Jointing torque | 15 Nm | |||
| Angle of rotation | 90° | |||
| 5AZ Oil spray nozzles to engine block | S55 | Hollow bolt | 12 Nm | |
| 6AZ Screw plug, gear case upper section | S55 | M22x1.5 | Replace screw with sealing ring | 50 Nm |
| 7AZ Screw plug, gear case lower section | S55 | M16x1.5 | Replace screw with sealing ring | 27 Nm |
| 8AZ Transmission cover plate to crankcase | S55 | M6x16 | Replace screws Thread repairs exclusively with Al Helicoil. Jointing torque and angle of rotation must be observed without fail. |
|
| Jointing torque | 4 Nm | |||
| Angle of rotation | 90° |