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Thread: question on compression cranking readings
          
   
   

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  1. 05-03-2014 12:48 PM #1
    jimbos56
    jimbos56 is offline CHR Member
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    question on compression cranking readings

     



    Question is on a 454 bbc stock bore 4.250, stock stroke ,118cc cumbustion chamber aluminum heads,block zero decked, .040 quench, stock GM LS6 forged .100 domed pistons.cam is a bullet racing mech solid lfter dur. @ .050 is 251/259 seperation 110. grind # CHB 277/289-10F. degree intake lobe to 104 icl gross valve lift .620. cam indexed straight up.

    compression test readings 125-130 on all cylinders.
    Are these readings about right for this setup.

    I apreiciate you posts, thank you.
    Jim
    Last edited by jimbos56; 05-03-2014 at 05:25 PM.
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