Mazda MX-3 silhouetteMX-3

DISASSEMBLY — Disassembly Note (Camshaft, HLA, Cylinder head bolt, Valve keeper)

B2-64prose procedure

Right cylinder head caps identified by numbers, left head by letters.

Camshaft

Inspect the following when removing the camshaft.

Camshaft

  1. 1
    Camshaft end play (Refer to page B2-79.)
    Dial indicator set against the camshaft to measure camshaft end play; an arrow shows the axial direction of measurement.
  2. 2
    Camshaft journal oil clearance (Refer to page B2-79.)

HLA

  1. 1
    Remove the HLA from the cylinder head.
    The HLA must be reinstalled in the same positions from which they were removed. If they are not, it can cause premature and uneven wear.
    Mark the HLA to show their original positions.
  2. 2
    Store the HLA upside down in an oil-filled container.

Cylinder head bolt

  1. 1
    Loosen the cylinder head bolts in two or three steps in the order shown in the figure.
    Cylinder head top view showing the cylinder head bolt loosening sequence numbered 1 through 8.
  2. 2
    Remove the cylinder head bolts.

Valve keeper

  1. 1
    Set the SST against the upper valve spring seat as shown.
    Valve spring compressor SST (49 0636 100B and 49 B012 0A2) set against the upper valve spring seat to compress the spring and remove the valve keepers.
  2. 2
    Compress the spring and remove the valve keepers.

See also

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