Fastener Tightening Specification

Engine
Intake manifold vacuum at curb idle Minimum 60 kPa (18 inch Hg)

Overhaul
Intake manifold plenum bolt and nut 18 Nm (13 ft. lbs.)
Intake manifold plenum stay bolt M8 18 Nm (13 ft. lbs.)
Intake manifold plenum stay bolt M10 35 Nm (26 ft. lbs.)
Throttle body bolt 12 Nm (104 inch lbs.)
Manifold differential pressure sensor bolt 4.9 Nm (43 inch lbs.)
Intake manifold nut 22 Nm (16 ft. lbs.)






1. Tighten the nuts "R" to 6.4 Nm (57 inch lbs.).
2. Tighten the nuts "L" to the specified torque.
Tightening torque: 22 Nm (16 ft. lbs.)
3. Tighten the nuts "R" to the specified torque.
Tightening torque: 22 Nm (16 ft. lbs.)
4. Tighten the nuts "L" to the specified torque.
Tightening torque: 22 Nm (16 ft. lbs.)
5. Tighten the nuts "R" to the specified torque.
Tightening torque: 22 Nm (16 ft. lbs.)