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Thread: Intake\exhaust valve question
          
   
   

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  1. 01-11-2010 12:50 AM #1
    mrjohndoeswe
    mrjohndoeswe is offline CHR Member
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    Intake\exhaust valve question

     



    Hi, Anyone know the difference between 68-72 and 73-on besides the partnumber?are they intechangeable without any moduficachens to the heads?
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  2. 01-21-2010 11:23 PM #2
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    Paul Kane
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    Quote Originally Posted by mrjohndoeswe View Post
    Hi, Anyone know the difference between 68-72 and 73-on besides the partnumber?are they intechangeable without any moduficachens to the heads?
    They are different. The early valves are longer than the late valves by about 0.100".

    Paul

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  3. 01-25-2010 03:17 AM #3
    mrjohndoeswe
    mrjohndoeswe is offline CHR Member
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    Ok,thanks

    mrjohndoeswe
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