Mazda B-Series 1997 Workshop Manual page 566

INTAKE AIR SYSTEM
4. Position the intake manifold with the aid of two guide studs
located in position 3 and 4 below, and install the bolts
hand-tight. Then remove the two guide studs and replace
with bolts.
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MBI
355-A
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5.
Tighten the bolts in three steps in the order shown.
Tightening torques:
Step 1 : 4-43 N-m (0.5-4.8 kgfam, 3-6 ftelb)
Step 2: 8-15 N-m (0.8-1 -5 kgf.m, 6-1 1 ft-lbf)
Step 3: 15-18 N.m (1.5-1.8 kgf-m, 11-13 ft-lbf)
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6. Install the cylinder head covers. (Refer to Section
83.)
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Tightening torque:
MF1265-A
6-43 N.m (0-7-4.8 kgfem, 4.5-5.9 ftlbf)
7. Install the upper intake manifold and
tighten the nuts.
Tightening torque:
20-25 N-m (2.0-2.5 kgf-m, 15--18 ftdb)