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Home >> GMC >> 1983 >> Forward Control 5.7 M, Automatic, 400/M40 >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> 4.1L 6-CYL - VIN [D] >> Removal & Installation >> Cylinder Head >> Installation

Cylinder Head: Installation

  1. Ensure that gasket surfaces of cylinder head and block are clean, and all head bolt threads and threads in block are clean. Coat threads of head bolts with sealer.
  2. To install cylinder head and remaining components, reverse removal procedure. Tighten head bolts in sequence. See Fig 1. Lubricate rocker arm parts with Molykote (or equivalent). Adjust valves.
    Fig 1: Cylinder Head Tightening Sequence
    G91186
  3. Tighten front left-hand head bolt to 85 ft. lbs. (115 N.m), and all others to 95 ft. lbs. (129 N.m).