Removal and Installation: Installation

• Install timing chain tensioner with its stopper pin attached.
• Install timing chain tensioner with sliding part facing downward on right-side cylinder head, and with sliding part facing upward on left-side cylinder head.
• Install new O-rings as shown below.
  Fig 1: Identifying Timing Chain Tensioner

  Courtesy of NISSAN MOTOR CO., U.S.A.

• Install it in the original position.

• Install camshaft with dowel pin attached to its front end face on the exhaust side.
  Fig 2: Attaching Dowel Pin To Camshaft Front End Face On Exhaust Side

  Courtesy of NISSAN MOTOR CO., U.S.A.
• Follow your identification marks made during removal, or follow the identification marks that are present on new camshafts for proper placement and direction.
  PAINT MARKS REFERENCE CHART
  
  

  Bank	INT/EXH	Dowel pin	Paint marks		Identification mark
  			M1	M2
  RH	INT	No	Green	No	RE
  	EXH	Yes	No	White	RE
  LH	INT	No	Green	No	LH
  	EXH	Yes	No	White	LH

  Fig 3: Identifying Identification Marks On Cam Shaft

  Courtesy of NISSAN MOTOR CO., U.S.A.
• Install camshaft so that dowel pin hole and dowel pin on front end face are positioned as shown below. (No. 1 cylinder TDC on its compression stroke)
  NOTE:

  • Large and small pin holes are located on front end face of camshaft (INT), at intervals of 180°. Face small dia. side pin hole upward (in cylinder head upper face direction).
  • Though camshaft does not stop at the portion as shown below, for the placement of cam nose, it is generally accepted camshaft is placed for the same direction as shown below.
  Fig 4: Identifying Dowel Pin Hole

  Courtesy of NISSAN MOTOR CO., U.S.A.

• Remove foreign material completely from camshaft bracket backside and from cylinder head installation face.
• Install camshaft bracket in original position and direction as shown below.
  Fig 5: Identifying Camshaft Brackets

  Courtesy of NISSAN MOTOR CO., U.S.A.
• Install camshaft brackets (No. 2 to 4) aligning the stamp marks as shown below.
  NOTE: There are no identification marks indicating left and right for camshaft bracket (No. 1).
  Fig 6: Aligning Stamp Marks

  Courtesy of NISSAN MOTOR CO., U.S.A.
• Apply liquid gasket to mating surface of camshaft bracket (No. 1) as shown below on right and left banks.

  Use Genuine RTV Silicone Sealant or equivalent. Refer to  "RECOMMENDED CHEMICAL PRODUCTS AND SEALANTS ".

  Fig 7: Applying Liquid Gasket To Mating Surface Of Camshaft Bracket

  Courtesy of NISSAN MOTOR CO., U.S.A.

Camshaft bracket bolts 

Step 1 (bolts 7 - 10) : 1.96 N.m (0.2 kg-m, 17 in-lb) 

Step 2 (bolts 1 - 6) : 1.96 N.m (0.2 kg-m, 17 in-lb) 

Step 3 : 5.88 N.m (0.6 kg-m, 52 in-lb) 

Step 4 : 10.4 N.m (1.1 kg-m, 92 in-lb) 

Fig 8: Camshaft Bracket Bolts Tightening Sequence

Courtesy of NISSAN MOTOR CO., U.S.A.

Standard : -0.14 to 0.14 mm (-0.0055 to 0.0055 in) 

• Measure two positions (both intake and exhaust side) for a single bank.
• If the measured value is out of the standard, re-install camshaft bracket (No. 1).
  Fig 9: Measuring Between Front End Faces Of No 1 Camshaft Bracket And Cylinder Head

  Courtesy of NISSAN MOTOR CO., U.S.A.