Mazda MX-3 silhouetteMX-3

ASSEMBLY — Cylinder Head Installation

B2-102prose procedure

K8-ZE V6 — separate RH and LH cylinder head gaskets; torque-to-angle head bolt method.

Continued from B2-101

Cylinder Head Installation (continued)

  1. 3
    Thoroughly remove all dirt, oil, and other material from the decks of the cylinder block.
  2. 4
    Turn the crankshaft clockwise and apply engine oil to the cylinder walls.
  3. 5
    Place the new cylinder head gaskets on the cylinder block.
    Top view of the cylinder block decks showing RH and LH cylinder head gasket locations. Curved arrows indicate orientation: R (right) at top and L (left) at bottom, marking which gasket goes on which bank.
  4. 6
    Install the cylinder heads to the cylinder block.
  5. 7
    Tighten the cylinder head bolts as described below: (1) Before installation, measure the length of each bolt. Replace a bolt if it exceeds the maximum length. (2) Apply clean engine oil to the threads and the seat face of each bolt and install them and new washers. (3) Tighten the bolts in two or three steps in the order shown. (4) Put a paint mark on each bolt head. (5) Using the marks as a reference, tighten the bolts by turning each 85°—95° in the sequence shown. (6) Further tighten each bolt by turning another 85°—95°.
    Cylinder head top view showing the bolt tightening sequence with numbered balloon callouts 1 through 8 marking the order in which the head bolts are torqued.
  6. 8
    Connect the water pipe to the water pipe elbow and secure to the cylinder head.
    Water pipe / water pipe elbow connection at the cylinder head. An O-RING, REPLACE callout points to the seal at the pipe joint.
Bolt lengthCylinder head bolt
133.7—134.3mm {5.264—5.287 in}mm
Maximum lengthCylinder head bolt — replace if exceeded
135mm {5.31 in}mm
Tightening torque (step 3)Cylinder head bolts initial torque
23.1 - 25.9N·m
Water pipeWater pipe to cylinder head
7.9 - 10.7N·m
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