Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSLINCOLN2011MKZ AWD V6-3.5LREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSEXHAUST SYSTEMEXHAUST MANIFOLD
2011 Lincoln MKZ AWD V6-3.5L
Exhaust Manifold
2011 Lincoln MKZ AWD V6-3.5LSECTION Exhaust Manifold
Install 6 new LH/RH exhaust manifold studs.
Tighten to 12 Nm (106 lb-in).
NOTE: Failure to tighten the exhaust manifold nuts to specification a second time will cause the exhaust manifold to develop an exhaust leak.
Using a new gasket, install the LH/RH exhaust manifold and 6 new nuts. Tighten in 2 stages in the sequence shown:
Stage 1: Tighten to 20 Nm (177 lb-in).
Stage 2: Tighten to 25 Nm (18 lb-ft).
RH
LH
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.