Note: To aid in installing the exhaust manifold to the engine, the bolt holes on the NEW exhaust manifold gaskets have tabs that will hold the gasket and the bolts in place.
Caution: Refer to Fastener Caution in the Preface section.
3.1. | Tighten the bolts/stud a first pass to 15 N·m (11 lb ft). |
3.2. | Tighten the bolts/stud a final pass to 30 N·m (22 lb ft). |
Caution: Refer to Fastener Caution in the Preface section.
Note:
• | Tighten the exhaust manifold bolts as specified in the service procedure. Improperly installed and/or leaking exhaust manifold gaskets may affect vehicle emissions and/or on-board diagnostic (OBD) II system performance. |
• | The cylinder head exhaust manifold bolt hole threads must be clean and free of debris or threadlocking material. |
• | Do not apply sealant to the first 3 threads of the bolt. |
5.1. | Tighten the manifold bolts a first pass to 15 N·m (11 lb ft). Tighten the manifold bolts beginning with the center 2 bolts. Alternate from side-to-side, and work toward the outside bolts. |
5.2. | Tighten the manifold bolts a final pass to 20 N·m (15 lb ft). Tighten the manifold bolts beginning with the center 2 bolts. Alternate from side-to-side, and work toward the outside bolts. |
Callout | Component Name |
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Preliminary Procedures
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1 | Exhaust Manifold Nut (Qty: 2) Caution: Refer to Fastener Caution in the Preface section. Tip Tighten |
2 | Exhaust Manifold Bolt (Qty: 6) Tip Tighten |
3 | Left Side Exhaust Manifold Procedure
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