Fastener Specifications
Single Use Non-Threaded Fasteners/Components
|
NOTE:
All fasteners/components listed in this table MUST BE DISCARDED and replaced with NEW after removal. |
|---|
| Application |
| Catalytic Converter Seal |
| Exhaust Front Pipe Gasket |
| Exhaust Gasket |
| Exhaust Manifold Gasket |
| Exhaust Muffler Flange Gasket |
| Exhaust Particulate Filter Gasket |
| Exhaust Pipe Seal |
| Exhaust Turbocharger Inlet Pipe Gasket |
| Exhaust Seal |
Single Use Threaded Fastener/Component Tightening Specifications
|
NOTE:
All fasteners/components listed in this table MUST BE DISCARDED and replaced with NEW after removal. |
|
|---|---|
| Application | Specification |
| Metric (English) | |
| Catalytic Converter Band Clamp (L5P) | |
|
7-12 N.m (62-106 lb in) |
|
Loosen approximately 2 turns. |
|
12 N.m (106 lb in) |
| Exhaust Muffler Clamp (LV3, L83, L8B, L86) | 28 N.m (21 lb ft) |
| Turbocharger to Catalytic Converter Band Clamp (L5P) | |
|
7-12 N.m (62-106 lb in) |
|
Loosen approximately 2 turns. |
|
12 N.m (106 lb in) |
Reusable Threaded Fastener Tightening Specifications
| Note: All fasteners listed in this table can be reused after removal. | |
| Application | Specification Metric (English) |
| Catalytic Converter to Exhaust Manifold Nut (LC8, LV3, L83, L8B, L86, L96) | 50 N.m (37 lb ft) |
| Catalytic Converter Heat Shield Bolt (L5P, Long Bolt) | 10 N.m (89 lb in) |
| Catalytic Converter Heat Shield Bolt (L5P, Short Bolt) | 25 N.m (18 lb ft) |
| Catalytic Converter to Muffler Nut (LC8, LV3, L83, L8B, L86, L96) | 45 N.m (33 lb ft) |
| Exhaust Front Bracket Bolt (L5P) | 25 N.m (18 lb ft) |
| Exhaust Front Bracket Nut (L5P) | 50 N.m (37 lb ft) |
| Exhaust Front Pipe Nut (L5P) | 50 N.m (37 lb ft) |
| Exhaust Heat Shield Nut | 9 N.m (80 lb in) |
| Exhaust Manifold Bolt (LV3, L83, L8B, L86) | |
| Existing Cylinder Head | 23 N.m (17 lb ft) |
| New Cylinder Head | 27 N.m (20 lb ft) |
| Exhaust Manifold Bolt (L5P) | 20 N.m (15 lb ft) |
| Exhaust Manifold Bolt (L96, LC8) | |
| First Pass: | 15 N.m (11 lb ft) |
| Final Pass: | 20 N.m (15 lb ft) |
| Exhaust Manifold Heat Shield Bolt (LC8, L96) | 20 N.m (15 lb ft) |
| Exhaust Manifold Heat Shield Fastener (LV3, L83, L86, L8B) | 12 N.m (106 lb in) |
| Exhaust Manifold Heat Shield Bolt (L5P) | 10 N.m (89 lb in) |
| Exhaust Manifold Nut (L5P) | 25 N.m (18 lb ft) |
| Exhaust Muffler Clamp Nut | 28 N.m (21 lb ft) |
| Exhaust Muffler Nut | 45 N.m (33 lb ft) |
| Exhaust Particulate Filter Nut (L5P) | 45 N.m (33 lb ft) |
| Exhaust Turbocharger Inlet Pipe Adapter Bolt (L5P) | 58 N.m (43 lb ft) |
| Exhaust Turbocharger Inlet Pipe Bolt (L5P) | 25 N.m (18 lb ft) |
| Front Body Exhaust Heat Shield Fastener | 9 N.m (80 lb in) |
| Rear Body Exhaust Heat Shield Fastener | 9 N.m (80 lb in) |
| Shock Absorber Lower Bolt and Nut | 95 N.m (70 lb ft) |
| Turbocharger Heat Shield Bolt (L5P) | 10 N.m (89 lb in) |
| Warm Up Nitrogen Oxides Catalytic Converter Nut (L5P) | 45 N.m (33 lb ft) |
| Surge Tank Nut (LC8, L96) | 9 N.m (80 lb in) |
| Surge Tank Nut (L83, L86, LV3) | 10 N.m (89 lb in) |
| Thermostat Bypass Pipe Bolt (L5P) | 25 N.m (18 lb ft) |
| Turbocharger Coolant Feed Pipe Bolt (Large, L5P) | 25 N.m (18 lb ft) |
| Turbocharger Coolant Feed Pipe Bolt (Small, L5P) | 10 N.m (89 lb in) |
| Turbocharger Coolant Return Pipe Bolt (L5P) | 10 N.m (89 lb in) |
| Water Outlet Bolt (L5P) | 25 N.m (18 lb ft) |
| Water Pump Bolt (LV3, L8B, L83) | 10 N.m (89 lb in) |
| Water Pump Bolt (L96, LC8) | |
| First Pass: | 15 N.m (11 lb ft) |
| Final Pass: | 30 N.m (22 lb ft) |
| Water Pump Bolt (L5P) | 25 N.m (18 lb ft) |
| Water Pump Nut (L5P) | 25 N.m (18 lb ft) |
| Water Pump Outlet Pipe Nut (L5P) | 25 N.m (18 lb ft) |
| Water Pump Outlet Pipe Stud (L5P) | 9 N.m (80 lb in) |