engine
Variable Valve Timing Actuator Torque Specs
for 2014 Kia Optima 2.4L I4 · FWD
Units
14 fasteners
Seq
Component
Torque
Angle
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Cam Phaser Bolt
CriticalApply threadlocker, hold cam stationary
48 lb-ft · 65 Nm
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—
Camshaft Sprocket Bolt
CriticalHold cam with wrench on hex
59 lb-ft · 80 Nm
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—
Cover Bolts
12 lb-ft · 16 Nm
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—
Crankshaft Pulley Bolt
CriticalOften TTY - check spec, may require impact
133 lb-ft · 180 Nm
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—
Electrical Connector Bolts
5 lb-ft · 7 Nm
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—
Gasket Bolts
Critical15 lb-ft · 20 Nm
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—
Gasket Surface Bolts
CriticalClean mating surfaces
15 lb-ft · 20 Nm
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Mounting Bolts
Critical35 lb-ft · 47 Nm
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—
Sensor Bolts
8 lb-ft · 11 Nm
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Sensor Mounting Bolts
8 lb-ft · 11 Nm
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—
Timing Chain Tensioner Bolt
CriticalInstall with pin/clip to compress
18 lb-ft · 25 Nm
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—
Timing Cover Bolts - 8mm
CriticalTighten in sequence
18 lb-ft · 25 Nm
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Valve Cover Bolts
Tighten in sequence
7 lb-ft · 10 Nm
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VVT Solenoid Bolt
7 lb-ft · 10 Nm
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