1AR-FE INTAKE / EXHAUST TORQUE SPECIFICATIONS

INTAKE MANIFOLD
Part Tightened N*m kgf*cm ft.*lbf in.*lbf
Intake manifold x Cylinder head sub-assembly
28 N*m
286 kgf*cm
21 ft.*lbf
Vacuum switching valve assembly (for ACIS) x Intake manifold
9.0 N*m
92 kgf*cm
80 in.*lbf
INTAKE AIR CONTROL VALVE ACTUATOR (for TCV)
Part Tightened N*m kgf*cm in.*lbf
Intake air control valve actuator (for TCV) x Intake manifold
6.0 N*m
61 kgf*cm
53 in.*lbf
VACUUM SWITCHING VALVE (for ACIS)
Part Tightened N*m kgf*cm in.*lbf
Vacuum hose clamp x Vacuum switching valve assembly (for ACIS)
8.4 N*m
86 kgf*cm
74 in.*lbf
Vacuum switching valve assembly (for ACIS) x Intake manifold
9.0 N*m
92 kgf*cm
80 in.*lbf
EXHAUST MANIFOLD
Part Tightened N*m kgf*cm ft.*lbf
No. 1 manifold converter insulator x Exhaust manifold converter sub-assembly (TWC: Front Catalyst)
13.5 N*m
138 kgf*cm
10 ft.*lbf
No. 2 exhaust manifold heat insulator x Exhaust manifold converter sub-assembly (TWC: Front Catalyst)
13.5 N*m
138 kgf*cm
10 ft.*lbf
Exhaust manifold converter sub-assembly (TWC: Front Catalyst) x Cylinder head sub-assembly
35 N*m
357 kgf*cm
26 ft.*lbf
No. 1 exhaust manifold heat insulator x Exhaust manifold converter sub-assembly (TWC: Front Catalyst)
12 N*m
122 kgf*cm
9 ft.*lbf
No. 2 manifold stay x Exhaust manifold converter sub-assembly (TWC: Front Catalyst) and Stiffening crankcase assembly
43 N*m
438 kgf*cm
32 ft.*lbf
Manifold stay x Exhaust manifold converter sub-assembly (TWC: Front Catalyst) and Stiffening crankcase assembly
43 N*m
438 kgf*cm
32 ft.*lbf
EXHAUST PIPE
Part Tightened N*m kgf*cm ft.*lbf
Front exhaust pipe assembly x Exhaust manifold converter sub-assembly (TWC: Front Catalyst)
43 N*m
438 kgf*cm
32 ft.*lbf
Center exhaust pipe assembly (TWC: Rear Catalyst) x Front exhaust pipe assembly
43 N*m
438 kgf*cm
32 ft.*lbf
Tail exhaust pipe assembly x Center exhaust pipe assembly (TWC: Rear Catalyst)
43 N*m
438 kgf*cm
32 ft.*lbf