FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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Kia
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2008
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Optima L4-2.4L
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Engine
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Tune-up and Engine Performance Checks
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Valve Clearance
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Specifications
Valve Clearance: Specifications
Valve clearance
Specification Engine coolant temperature : 20°C [68°F]Limit Intake : 0.10 - 0.30mm (0.0039 - 0.0118in.) / Exhaust : 0.20 - 0.40mm (0.0079 - 0.0157in.)