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Cylinder Head: Installation

  1. Install camshaft sprocket in timing chain and position on top of chain guide strip and chain vibration damper, ensuring that matching marks on chain and sprocket are aligned. Install new head gasket. Place cylinder head on aligning dowels.
  2. Install camshaft in cylinder head. Install bearing caps. Lubricate bearing surfaces with engine oil. Carefully install camshaft on sprocket while aligning keyway. Position rocker arm assembly on cylinder head.
    CAUTION: Ensure that the flat surface of the ball on each rocker arm is facing down.
    Fig 1: Tightening Sequence for Cylinder Head
    G09337989Courtesy of MAZDA MOTORS CORP.
  3. Install cylinder head bolts and tighten, in steps, according to sequence shown in Fig. 2.  Install cylinder head-to-front cover bolt. Install distributor drive gear, tighten nut and bend lock washer.
  4. Adjust timing chain tension by carefully pressing top of chain guide strip, using a lever, through opening of cylinder head. Tighten guide strip attaching screws. Remove chain adjuster guide tool and tensioner will be properly set. Install remaining components in reverse order of removal procedure.
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