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.
2012 Lincoln MKT Base, FWDFACTORY OEM SERVICE PROCEDURE
Exhaust System: Specifications
TORQUE SPECIFICATIONS
| Description | Nm | lb-ft | lb-in | ||
|---|---|---|---|---|---|
| Bracket-to-catalytic converter manifold bolts (3.7L) | 20 | - | 177 | ||
| Catalytic converter manifold heat shield bolts | 11 | - | 97 | ||
| Catalytic converter shield bracket bolts | 20 | - | 177 | ||
| Exhaust Y-pipe-to-LH catalytic converter manifold nuts (3.7L) | 40 | 30 | - | ||
| Exhaust Y-pipe-to-exhaust flange pipe nuts (3.7L) | 40 | 30 | - | ||
| Exhaust Y-pipe-to-RH catalytic converter nuts (3.7L) (1) | - | - | - | ||
| Heat shield bolts | 12 | - | 106 | ||
| LH catalytic converter manifold-to-cylinder head nuts (3.7L) | 25 | 18 | - | ||
| LH catalytic converter manifold-to-cylinder head studs (3.7L) | 12 | - | 106 | ||
| LH catalytic converter manifold support bracket-to-transmission bolts (3.7L) | 48 | 35 | - | ||
| LH exhaust flexible pipe-to-LH catalytic converter nuts (3.5L Gasoline Turbocharged Direct Injection (GTDI))(1) | - | - | - | ||
| LH and RH catalytic converter-to-turbocharger nuts (3.5L GTDI) | 40 | 30 | - | ||
| LH and RH exhaust flexible pipes-to-underbody catalytic converter nuts (3.5L GTDI) | 40 | 30 | - | ||
| LH and RH turbocharger-to-catalytic converter studs (3.5L GTDI) | 25 | 18 | - | ||
| RH catalytic converter-to-exhaust manifold nuts (3.7L) | 40 | 30 | - | ||
| RH catalytic converter-to-exhaust manifold studs (3.7L) | 25 | 18 | - | ||
| RH exhaust flexible pipe-to-RH catalytic converter bolts (3.5L GTDI) | 40 | 30 | - | ||
| Worm gear clamp | 7 | - | 62 | ||
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Factory Service Tools
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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.