Chevrolet Nova/ChevyII 1962-1979

Oil Pump

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REMOVAL & INSTALLATION





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Fig. Fig. 1 Exploded view of the common oil pump

4 and 6 Cylinder Engines
  1. Remove the oil pan.
  2.  
  3. Withdraw the two oil pump flange bolts. Withdraw the pump pick-up pipe bolt (if so equipped).
  4.  
  5. Remove the oil pump and screen as an assembly.
  6.  

To install:

  1. Align the oil pump driveshaft with the distributor tang. Fit the oil pump to the engine block so that the pump flange is over the distributor lower bushing. Do not use any gaskets.
  2.  
  3. Install the oil pan.
  4.  

V8 Engines
  1. Remove the oil pan.
  2.  
  3. Withdraw the oil pump-to-rear main bearing cap bolt and remove the pump and extension shaft.
  4.  

To install:

  1. Fit the pump and extension shaft to the rear main bearing cap. Align the slot on the top of the extension shaft with the drive tang at the lower end of the distributor driveshaft. Install the oil pump-to-rear main bearing cap bolt.
  2.  
  3. Install the oil pan.
  4.  

 
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