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  1. #1
    SPEED JUNKIE! buickbrian's Avatar
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    Help cam specs for 629, 628 and 851 cams

    Looking for cam specs duration # At .050 and lobe seperation for the following cams. 628, 629, and 851. I really want to know what makes the 629 cam that much better than a 851. looking for cheap horsepower. Thanks in advance.


  2. #2
    SPEED JUNKIE! buickbrian's Avatar
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    found some specs for the 629


    Quote Originally Posted by Slow 91 View Post
    29 cam:

    Intake 196* @.50
    Exhaust 204* @.50

    Lift
    Intake .218
    Exhaust .222

    Multiply that by rocker ratio of 1.75 =
    Intake .381
    Exhaust .388

  3. #3
    Matatan tocullo's Avatar
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    Would like to now the answer to this ?? Too...

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