Home/Torque Specs/BMW/840Ci E31/1990-1997 4.0L V8 M60/O2 Sensor - Downstream

1990-1997 BMW 840Ci E31 O2 Sensor - Downstream Torque Specs

4.0L V8 M60

Applies to 1990, 1991, 1992, 1993, 1994, 1995, 1996, and 1997 BMW 840Ci E31

Labor Time:0.7 hours

🔧 Torque Values6 specifications

Component	lb-ft	Nm	Notes
⚠️ Flange Bolts	40	54	Apply anti-seize
Hanger Bolts	17	23	—
Heat Shield Bolts	12	16	—
⚠️ Manifold Nuts	29	39	Apply anti-seize
Mounting Bolts	23	31	—
⚠️ O2 Sensor	40	54	Apply anti-seize to threads

⚠️ = Critical torque value | Always verify with vehicle-specific service manual

⚠️ Some critical specs are estimated. Please verify sequence.

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Common Questions

What is the torque spec for o2 sensor - downstream on a 1990-1997 BMW 840Ci E31?

The primary torque specification for o2 sensor - downstream on a 1990-1997 BMW 840Ci E31 is 54 Nm (40 lb-ft). Note: Apply anti-seize

How many torque specs are there for BMW 840Ci E31 o2 sensor - downstream?

There are 6 torque specifications for o2 sensor - downstream on the 1990-1997 BMW 840Ci E31 4.0L V8 M60, covering all related fasteners and components.

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