Home/Torque Specs/Mercury/Mountaineer/1997-2010 4.0L V6/O2 Sensor - Downstream

1997-2010 Mercury Mountaineer O2 Sensor - Downstream Torque Specs

4.0L V6

Applies to 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, and 2010 Mercury Mountaineer

Labor Time:0.5 hours

🔧 Torque Values6 specifications

Component	lb-ft	Nm	Notes
⚠️ Exhaust Flange Bolts	33	45	Apply anti-seize
⚠️ Flange Bolts	40	55	—
Hanger Bolts	17	23	—
Heat Shield Bolts	7	10	—
Mounting Bolts	23	31	—
⚠️ O2 Sensor	33	45	Apply anti-seize to threads only

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

⚠️ Some critical specs are estimated. Please verify sequence.

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O2 Sensor - Downstream Torque Specs on Other Vehicles

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Common Questions

What is the torque spec for o2 sensor - downstream on a 1997-2010 Mercury Mountaineer?

The primary torque specification for o2 sensor - downstream on a 1997-2010 Mercury Mountaineer is 45 Nm (33 lb-ft). Note: Apply anti-seize

How many torque specs are there for Mercury Mountaineer o2 sensor - downstream?

There are 6 torque specifications for o2 sensor - downstream on the 1997-2010 Mercury Mountaineer 4.0L V6, covering all related fasteners and components.

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