cooling
Heater Core Torque Specs
for 2021 Lexus LC 500 5.0L V8 · RWD
Units
13 fasteners
Seq
Component
Torque
Angle
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Cover Screws
10 lb-ft · 14 Nm
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Dashboard Screws
2 lb-ft · 3 Nm
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Drain Petcock
Hand tight
6 lb-ft · 8 Nm
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Fan Bolts
10 lb-ft · 14 Nm
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Heater Core Mounting
6 lb-ft · 8 Nm
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Heater Hose Clamps
2 lb-ft · 3 Nm
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Hose Clamps
4 lb-ft · 5 Nm
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Hose Clamps
Do not overtighten
4 lb-ft · 5 Nm
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Housing Bolts
Critical13 lb-ft · 17 Nm
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Mounting Bolts
25 lb-ft · 34 Nm
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Pump Bolts
CriticalTorque in sequence
22 lb-ft · 30 Nm
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Pump Bolts
Critical23 lb-ft · 31 Nm
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Thermostat Housing Bolts
Critical12 lb-ft · 16 Nm
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