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Home >> Jeep >> 1988 >> Comanche Eliminator, Automatic >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 4.0L 6-CYL - VIN [M] & 4.2L 6-CYL - VIN [C] >> Removal & Installation >> Intake & Exhaust Manifold (4.0L) >> Installation

Intake & Exhaust Manifold (4.0L): Installation

  1. Install new gasket. Install exhaust and intake manifolds and loosely install bolts. Install EGR tube between manifolds. Tighten manifold bolts in proper sequence see Fig 1. Tighten to specifications, see TORQUE SPECIFICATIONS  TABLE in this article.
  2. Tighten EGR tube bolts. Apply anti-seize to oxygen sensor threads prior to installation. Reverse removal procedures for remaining components. Tighten bolts to specification.
  3. Install new "O" rings on fuel line connectors prior to installation. Ensure "CLICK" sound is heard when installing fuel lines. This indicates that fuel lines are properly seated.
Fig 1: Manifold Tightening Sequence (4.0L)
G91B12055Courtesy of CHRYSLER MOTORS.
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