Intake Manifold
Intake ManifoldTightening torque
1st 3.9 - 5.9 Nm (0.4 - 0.6 kgf.m, 2.9 - 4.3 lb-ft)
2nd 18.62 - 23.52 Nm (1.9 - 2.4 kgf.m, 13.74 - 17.36 lb-ft)
3rd Repeat 2nd step twice or more
Be careful of the installation direction.
a - h 1st step order
1 - 8 2nd step order
Surge Tank
Tightening torque
Long bolt 1EA 9.80 - 11.76 Nm (1.0 - 1.2 kgf.m, 7.23 - 8.68 lb-ft)
Short bolts 3EA/Nuts 2EA 18.62 - 23.52 Nm (1.9 - 2.4 kgf.m, 13.74 - 17.36 lb-ft)