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Removal and Installation: Installation

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  1. Before installation, remove any old Silicone RTV Sealant (A) from component mating surfaces using a suitable tool.
    GNSAWBIA2362Z-362Courtesy of NISSAN NORTH AMERICA, INC.
    • Remove the old Silicone RTV Sealant (A) from the bolt holes (B) and threads.
    • Do not scratch or damage the mating surfaces.
  2. Before installing the front cam bracket, remove the old Silicone RTV Sealant (B) from the mating surface using a suitable tool (A).
    GNSAWBIA2382Z-382Courtesy of NISSAN NORTH AMERICA, INC.
    • Do not scratch or damage the mating surface.
  3. Turn the crankshaft until No. 1 piston is set at TDC on the compression stroke.
    GNSAWBIA2383Z-383Courtesy of NISSAN NORTH AMERICA, INC.
    • The crankshaft key (A) should line up with the right bank cylinder center line (B) as shown, above.
  4. Install camshaft chain tensioners (1/2) at bank 1 (A) and bank 2 (B). Refer to Exploded View .
    GNSAWBIA2384Z-384Courtesy of NISSAN NORTH AMERICA, INC.
    CAUTION: Do not reuse O-rings.
  5. Install valve lifters, if removed.
    NOTE: Install them in original positions.
  6. Install exhaust camshaft (A) and intake camshaft (B) and camshaft brackets.
    • Follow your identification marks made during removal, or follow the identification marks that are present on the new camshafts components for proper placement and direction of the components.
      GNSAWBIA1352Z-352Courtesy of NISSAN NORTH AMERICA, INC.

      SYMBOL

      : Engine front

      Bank

      INT/EXH

      ID mark (A)

      Paint marks

      M1 (E)

      M2 (F)

      M3 (D)

      1 (B)

      INT

      1A

      Purple

      No

      Light blue

      EXH

      1C

      No

      Brown

      Light blue

      2 (C)

      INT

      1B

      Purple

      No

      Light blue

      EXH

      1D

      No

      Brown

      Light blue
    • Position the camshaft dowel pins (A) as shown, below.
      G08688627Courtesy of NISSAN NORTH AMERICA, INC.

      (1)

      : Crankshaft key
  7. Apply sealant to mating surface of camshaft brackets (1) of bank 1 (A) and bank 2 (B) cylinder heads.
    GNSAWBIA2386Z-386Courtesy of NISSAN NORTH AMERICA, INC.
    • Use Genuine Silicone RTV Sealant, or equivalent. Refer to Recommended Chemical Products and Sealants .
    • Before installation, wipe off any protruding sealant from front face of camshaft bracket.
    • Refer to Precaution for Liquid Gasket .

      SYMBOL

      : Engine front
    • Install bank 1 (B) and bank 2 (C) camshaft brackets in their original positions and direction. Align the stamp marks (A) as shown, below.
      GNSAWBIA2390Z-390Courtesy of NISSAN NORTH AMERICA, INC.
    • If checking and adjusting any part of valve assembly or camshaft, check valve clearance according to the reference data. Refer to Valve Clearance .

      SYMBOL

      : Engine front

      Valve clearance (cold) Intake

      : 0.26 - 0.34 mm (0.010 - 0.013 in)

      Valve clearance (cold) Exhaust

      : 0.29 - 0.37 mm (0.011 - 0.015 in)
    • Locate the camshaft (EXH) (bank 1) (A) and camshaft (INT) (bank 1) (B). Tighten the camshaft brackets (C) in the three steps, in numerical order as shown, below.
      Fig 1: Camshaft Bracket Bolt Tightening Sequence
      GNSAWBIA2388Z-388Courtesy of NISSAN NORTH AMERICA, INC.
    • Locate the camshaft (EXH) (bank 2) (B) and camshaft (INT) (bank 2) (A). Tighten the camshaft brackets (C) in the three steps, in numerical order as shown, below.
      Fig 2: Camshaft Bracket Bolt Tightening Sequence
      GNSAWBIA2389Z-389Courtesy of NISSAN NORTH AMERICA, INC.

    1

    1.96 N.m (0.20 kg-m, 17 in-lb)

    Tighten No. 7 - 10, then tighten 1 - 6 in numerical order as shown, above.

    2

    5.88 N.m (0.60 kg-m, 52 in-lb)

    Tighten all in numerical order as shown, above.

    3

    10.41 N.m (1.1 kg-m, 8 ft-lb)

    Tighten No. 1 - 10 in numerical order as shown, above.
  8. Measure difference in levels between front end faces of No. 1 camshaft bracket and cylinder head.
    G04073025Courtesy of NISSAN NORTH AMERICA, INC.

    Standard

    : - 0.14 (- 0.0055 in)
    • If measurement is outside the specified range, reinstall camshaft and camshaft bracket.
  9. Install camshaft position sensor bracket (PHASE) (RH and LH bank.)
  10. Install the timing chains. Refer to Removal and Installation .
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