Corvette 2005-2008

Crankshaft Front Seal

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Removal & Installation



  1. Remove the crankshaft balancer.
  2.  
  3. Gently pry the crankshaft oil seal from the front cover.
    NOTE
    Important:



    Do not lubricate the oil seal sealing surface.
     
    Do not reuse the crankshaft oil seal.
     

  4.  
  5. Lubricate the outer edge of the oil seal with clean engine oil.
  6.  
  7. Lubricate the front cover oil seal bore with clean engine oil.
  8.  
  9. Install the crankshaft front oil seal onto the J-41478 guide.
  10.  
  11. Assemble the Crankshaft Seal Installer J-41478 threaded rod, nut, washer and the Balancer Installer J-41665. Insert the smaller end of the installer into the front of the balancer.

    Click image to see an enlarged view

    Fig. Assemble the Crankshaft Seal Installer J-41478

  12.  
  13. Use a wrench and hold the hex end of the threaded rod.
  14.  
  15. Use a second wrench and rotate the installation tool nut clockwise until the balancer is started onto the crankshaft.
  16.  
  17. Remove the tool and reverse the installation tool. Position the larger end of the installer against the front of the balancer.
  18.  
  19. Inspect the oil seal for proper installation. The oil seal should be installed evenly and completely into the front cover bore.
  20.  
  21. Install the crankshaft balancer.
  22.  

 
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