FixVault

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)
  • First Pass:
7 N.m - 12N.m (62 lb in) - (106 lb in)
  • Second Pass:
Loosen approximately 2 turns.
  • Final Pass:
12 N.m (106 lb in)
Exhaust Muffler Clamp (L83) 28 N.m(21 lb ft)
Turbocharger to Catalytic Converter Band Clamp (L5P)
  • First Pass:
7 N.m - 12N.m (62 lb in) - (106 lb in)
  • Second Pass:
Loosen approximately 2 turns.
  • Final Pass:
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, L83, 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, L83, L96) 45 N.m (33 lb ft)
Exhaust Front Bracket Bolt (L5P) 25 N.m (18 lb ft)
Exhaust Front Bracket Bolt (L5P @ Transmission) 10 N.m (89 lb in)
Exhaust Front Bracket Nut (L5P) 50 N.m (37 lb ft)
Exhaust Front Bracket Stud (L5P) 10 N.m (89 lb in)
Exhaust Front Pipe Nut (L5P) 50 N.m (37 lb ft)
Exhaust Heat Shield Nut 9 N.m (80 lb in)
Exhaust Manifold Bolt (L83)
  • 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) 20 N.m (15 lb ft)
Exhaust Manifold Heat Shield Bolt (LC8, L96) 20 N.m (15 lb ft)
Exhaust Manifold Heat Shield Fastener (L83) 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)