Below you'll find the tightening torques for the BMW 3 Series 7 in both Nm and ft/lbs. The first table contains the most-used torque settings. The tables after it contain all torque spec values I could find.

Most-used torque settings for BMW 3 Series 7

Part	Description	Torque (Nm)	Torque (ft/lbs)	Remarks	Applies to
Oil pan	Oil drain plug	25	18	M12x16	G20 320i
Spark plugs	Spark plugs	23	17	M12x1.25	G20 320i
Wheels	Wheel bolts	140	103	M14/SW17	G20
Wheels	Wheel bolts	140	103	M14/SW17	G20

To make sure these are the correct tightening torque values, you can use the data below to verify this is the right model.

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All Torque Settings in Tables

Part	Description	Torque (Nm)	Torque (ft/lbs)	Remarks	Applies to
Oil pan	Oil drain plug	25	18	M12x16	G20 320i
Oil pan	Oil sump to Crankcase screws	24	18	M8x30	G20 320i
Oil pan	Oil sump to Crankcase screws	24	18	M8x110	G20 320i
Oil feeder	Oil return line to Exhaust turbocharger screws	8	6	M6x14	G20 320i
Vacuum pump	Oil vacuum pump to Crankcase bolts	15	11	Stage 1, M8	G20 320i
Piston rods	Connecting rod bearing cap to Connecting rod screws	20	15	Stage 1	G20 320i
Cylinder head	Cylinder head screws	22	16	M8	G20 320i
Cylinder head	Cylinder head cover to Cylinder head screws	6	4	Jointing torque, M6x30	G20 320i
Cylinder head	Cylinder head cover to Cylinder head screws	11	8	Tightening torque, M6x30	G20 320i
Cylinder head	Cylinder head to Crankcase bolts	30	22	Stage 1, M11	G20 320i
Cylinder head	Cylinder head to Timing case cover bolts	19	14	M8x40	G20 320i
Cylinder head	Cylinder head rear cable routing screws	8	6	M6x20	G20 320i
Cylinder head	Cylinder head rear cover screw	8	6	M6	G20 320i
Cylinder head	Cylinder head heat shield screws	19	14	M8x12	G20 320i
Cylinder head	Acoustic cover (side) to Cylinder head cover screw	8	6	TS6x20	G20 320i
Cylinder head	Bearing journal to Cylinder head	20	15		G20 320i
Cylinder head	Positive battery cable to Cylinder head cover holder screws	6	4	6x18	G20 320i
Cylinder head	Sliding rail to Cylinder head screws	8	6	M6x16	G20 320i
Cylinder head	Manifold suppot for intake air to Cylinder head screws	8	6	M8x16	G20 320i
Cylinder head	Wiring harness section of engine to Cylinder head cover screw	8	6	M6	G20 320i
Spark plugs	Spark plugs	23	17	M12x1.25	G20 320i
Intake manifold	Manifold support to Crankcase screws	8	6	M6x16	G20 320i
Throttle body	Throttle body to Holder screw	8	6	M6x25	G20 320i
Throttle body	Charge air line to Throttle body screws	8	6	M6	G20 320i
Engine mounts	Engine mounting bracket bolt	100	74	M12	G20 320i
Engine mounts	Engine mount to Engine mounting bracket	100	74	M12	G20 320i
Engine mounts	Engine support arm to Engine bolts	38	28	M10	G20 320i Rear-wheel Drive
Engine mounts	Engine support arm to Engine bolts	38	28	M10	G20 320i Four-wheel Drive
Sensor	Coolant temperature sensor at Cylinder head	14	10		G20 320i
Sensor	Crankshaft sensor to Timing case cover	5	4		G20 320i
Sensor	Differential pressure sensor to Holder screw	4	3	TS6x20	G20 320i
Sensor	Intake camshaft sensor screw	4	3	TS5x20	G20 320i
Sensor	Exhaust camshaft sensor screw	4	3	TS5x20	G20 320i
Alternator	Alternator to Component carrier screws	38	28	M10x75	G20 320i
Alternator	Alternator to Component carrier screws	38	28	M10x125	G20 320i
Alternator	Positive battery cable to Alternator nut	19	14	M8	G20 320i
Starter	Starter motor to Engine screws	19	14	M8x60	G20 320i
Starter	Battery positive lead to Starter nut	14	10	M8	G20 320i
Battery	Ignition coil screw	8	6		G20 320i
Battery	Positive battery cable flange nut	15	11	M8	G20 320i
Camshaft	Camshaft sprocket to Oil vacuum pump screw	5	4	Stage 1, M8	G20 320i
Camshaft	Intake camshaft to Cylinder head screws	10	7	Jointing torque, M6	G20 320i
Camshaft	Intake camshaft to Cylinder head screws	10	7	Tightening torque, M6	G20 320i
Camshaft	Exhaust camshaft to Cylinder head screws	10	7	Jointing torque, M6	G20 320i
Camshaft	Exhaust camshaft to Cylinder head screws	10	7	Tightening torque, M6	G20 320i
Camshaft	Camshaft sensor wheel to Intake camshaft screw	8	6	M6x16	G20 320i
Camshaft	VANOS central valve to Camshaft	10	7	Stage 1, M20x1.5	G20 320i
Camshaft	VANOS central valve to Camshaft	30	22	Stage 2, M20x1.5	G20 320i
Camshaft	VANOS central valve to Camshaft	50	37	Stage 3, M20x1.5	G20 320i
Crankshaft	Main bearing cap to Crankcase screws	25	18	Stage 1, M10x1.5	G20 320i
Crankshaft	Vibration damper with belt pulley to Crankshaft bolts	40	30	Stage 1, M10x65	G20 320i
Water pump	Electric coolant pump to Holder nut	8	6	M6	G20 320i
Water pump	Electrical auxiliary coolant pump holder on cylinder head screws	7	5	M6	G20 320i
Water pump	Coolant line to Coolant pump bolts	8	6	M6x20	G20 320i
Water pump	Coolant feed line to Crankcase screw	8	6	M6x12	G20 320i
Water pump	Coolant return line to Exhaust turbocharger screw	8	6	M6x12	G20 320i
Water pump	Coolant return line holder to Exhaust turbocharger screw	8	6	M6	G20 320i
Air conditioning	Air conditioning compressor screws	38	28	M10	G20 320i
Belt tensioner/Timing chains	Belt tensioner to Alternator screws	28	21	M8x30	G20 320i
Belt tensioner/Timing chains	Chain tensioner to Cylinder head	20	15	Stage 1	G20 320i
Belt tensioner/Timing chains	Rear timing case cover to Crankcase screws	8	6	Stage 1, M6x31	G20 320i
Fuel system	High pressure pump to High pressure pump flange screws	12	9	Jointing torque, M6x25	G20 320i
Fuel system	High pressure line between High pressure pump and High pressure rail union nut	33	24	M14	G20 320i
Fuel system	Fuel delivery line to High pressure pump union nutt	31	23	M14	G20 320i
Fuel system	Fuel delivery line to Cylinder head cover screw	7	5	M6	G20 320i

Part	Description	Torque (Nm)	Torque (ft/lbs)	Remarks	Applies to
Flywheel/Flex plate	Flywheel to Crankshaft bolts	45	33	Stage 1, M12x1.5	G20 320i
Transmission fluid pan	Transmission to Engine screw	19	14	M8	G20 320i
Transmission fluid pan	Transmission to Engine screw	66	49	M12	G20 320i
Transmission fluid pan	Transmission to Oil sump screws	19	14	M8x50	G20 320i Manual Transmission
Transmission fluid pan	Transmission to Oil sump screws	19	14	M8x50	G20 320i Automatic Transmission
Transmission fluid pan	Transmission crossmember to Body screws	19	14	M8	G20 320i
Transmission fluid pan	Transmission oil line to Transmission screw	8	6	M6x25	G20 320i
Transmission fluid pan	Transmission oil line on holder screw	8	6	M6	G20 320i
Transmission fluid pan	Transmission oil line holder screws	5	4		G20 320i
Transmission fluid pan	Transmission oil line holders to Component carrier screw	12	9	M6x16	G20 320i
Transmission fluid pan	Oil filler plug	35	26	M18x1.5	G20 320i
Transmission fluid pan	Ground strap to Transmission screw	19	14	M8	G20 320i
Torque converter	Torque converter to Flywheel screws	56	41	M10	G20 320i
Drive/Axle shaft	Front flexible disc to Propeller shaft bolts	55	41	Stage 1, M12	G20 320i
Drive/Axle shaft	Front axle support to Centre of body screws	108	80	M12	G20 320i
Drive/Axle shaft	Front axle carrier to Rear body screws	175	129	M14	G20 320i
Drive/Axle shaft	Front axle support to Front axle support adapter screws	19	14	M8x70	G20 320i
Drive/Axle shaft	Exhaust system to Rear axle carrier nut	19	14	M8	G20 320i

Part	Description	Torque (Nm)	Torque (ft/lbs)	Remarks	Applies to
Steering knuckle	Steering gear underbody protection screw	3	2	Hexagon screw for thermoplastic	G20 320i
Steering knuckle	Steering gear underbody protection screw	8	6	Hexagon screw M6x20	G20 320i
Steering knuckle	Steering box universal joint clamping bolt	28	21	M8	G20 320i

Part	Description	Torque (Nm)	Torque (ft/lbs)	Remarks	Applies to
Turbo	Exhaust turbocharger to Cylinder head nuts	10	7	Stage 1, M7	G20 320i
Turbo	Exhaust turbocharger to Cylinder head nuts	10	7	Stage 2, M7	G20 320i
Turbo	Exhaust turbocharger to Cylinder head nuts	16	12	Stage 3, M7	G20 320i
Turbo	Exhaust turbocharger to Cylinder head nuts	16	12	Stage 4, M7	G20 320i
Turbo	Exhaust turbocharger to Cylinder head nuts	16	12	Stage 5, M7	G20 320i
Turbo	Oil feed line to Exhaust turbocharger screw	8	6	M6x12	G20 320i
Muffler	Front silencer on Transmission bracket nut	19	14	M8	G20 320i
Muffler	Rear silencer to Body nuts	19	14	M8	G20 320i
Catalytic converter	Catalytic converter to Exhaust turbocharger V-band clamp	13	10		G20 320i
Catalytic converter	Catalytic converter to Holder screw	19	14	M8	G20 320i
Catalytic converter	Catalytic converter to Holder nut	19	14	M8	G20 320i
Catalytic converter	Exhaust system to Catalytic converter ribbon cable clamp	26	19		G20 320i
Catalytic converter	V-clip to Catalytic converter V-band clamp	22	16		G20 320i

Part	Description	Torque (Nm)	Torque (ft/lbs)	Remarks	Applies to
Disc brake	Brake disc to Front wheel hub mounting bolt	16	12	M8	G20 320i
Disc brake	Brake disc to Rear wheel hub mounting bolt	16	12	M8	G20 320i

Part	Description	Torque (Nm)	Torque (ft/lbs)	Remarks	Applies to
Wheels	Wheel bolts	140	103	M14/SW17	G20
Struts	Tension strut on Bulkhead screws	56	41	M10x25	G20
Struts	Tension strut to Spring strut dome	56	41	Stage 1	G20
Sway bar links/Stabilizer links	Front anti-roll bar link to Anti-roll bar nut	56	41	M10	G20

Part	Description	Torque (Nm)	Torque (ft/lbs)	Remarks	Applies to