Exhaust Manifold Installation Note

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Temporarily tighten the exhaust manifold installation nuts (1) and (2) shown in the figure by hand.

Fig 1: Exhaust Manifold Installation Nuts Tightening Sequence - (1) And (2)
Courtesy of MAZDA MOTORS CORP.
Tighten the exhaust manifold installation nuts (1) and (2) shown in the figure to 33-53 N-m {3.4-5. 4 kgf-m, 25-39 ft lbf}.
Temporarily tighten the exhaust manifold installation nuts (3) to (5) shown in the figure by hand.

Fig 2: Exhaust Manifold Installation Nuts Tightening Sequence - (3) And (5)
Courtesy of MAZDA MOTORS CORP.
Tighten the exhaust manifold installation nuts (3) to (5) shown in the figure.
Exhaust manifold installation nut tightening torque 43-64 N-m {4.4-6.5 kgf-m, 32-47 ftlbf}
Tighten the exhaust manifold installation nuts (1) and (2) shown in the figure.
Exhaust manifold installation nut tightening torque 43-64 N-m {4.4-6.5 kgf-m, 32-47 ftlbf}
Temporarily tighten the bolts (6) and (7) shown in the figure.

Fig 3: Exhaust Manifold Installation Nut Tightening Sequence - (6) And (7)
Courtesy of MAZDA MOTORS CORP.
Tighten the bolt (6) shown in the figure.
Exhaust manifold installation bolt tightening torque 38-51 N-m {3.9-5.2 kgf-m, 29-37 ft lbf}
Tighten the bolt (7) shown in the figure.
Exhaust manifold installation bolt tightening torque 38-51 N-m {3.9-5.2 kgf-m, 29-37 ftlbf}