How do I know if cam is stock?

Old Mar 9, 2013 | 09:55 AM
  #1  
scooter123's Avatar
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How do I know if cam is stock?

Looked at my cam their is a number 39 stamp - it is a 71 455 engine. Is this a stock cam?
Old Mar 9, 2013 | 11:30 AM
  #2  
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The front end of stock cams (visible when changing the timing gear) has no stamped numbers, just some chamfers on the edges which encode the cam's ID.

- Eric
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