This is topic pi heads in forum Tech Talk at Northern California Ford Owners  .


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Posted by Frank.JD.Perez (Member # 12650) on :
 
Would 99 f 150 heads be considered pI heads?
 

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Posted by SwEeT03Gt (Member # 10283) on :
 
i dont know if they are, but if they are they'll have PI stamped in them under valve cover
 

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Posted by 70stang351w (Member # 9948) on :
 
you might want to look for 01 and up PI heads. something about how the cam bolts where bolt on vs press fit for 99-01
 

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