GM Corvette 1963-1982 Repair Guide

Thermostat

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REMOVAL & INSTALLATION



See Figures 1, 2, 3 and 4

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Fig. Fig. 1: If equipped, detach the thermostatic vacuum switch lines



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Fig. Fig. 2: Unfasten the two retaining bolts retaining the water neck to the intake manifold



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Fig. Fig. 3: Lift the water neck, with the hose attached, to access the thermostat



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Fig. Fig. 4: To remove the thermostat, simply lift it from the manifold

  1. Drain enough coolant from the radiator to bring the level below the thermostat.
  2.  
  3. Remove the two bolts retaining the water neck to the manifold.
  4.  
  5. Lift the water neck (with radiator hose attached) and remove the thermostat.
  6.  
  7. Reverse this procedure to install, using a new gasket.
  8.  

 
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