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Old May 16, 2009 | 08:50 PM
  #11  
Mangled03gmc's Avatar
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The 224 r has more aggressive cam lobes.. Hense the R after the cam number. It has XER lobes and the other has XE lobes
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Old May 16, 2009 | 09:15 PM
  #12  
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From: mASSHOLE
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i no 1truess runs a 228r and he has a 5.3 with a T56 with 4.56 gears and if i remember he said he wishs he did a 224 cause its not that streetable if it were me id run the TSP 224/581 112 IMO
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Old May 17, 2009 | 08:50 AM
  #13  
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hmmm...not sure on which 224 would be best..i suppose the R
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Old May 17, 2009 | 09:27 AM
  #14  
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Originally Posted by bgray
hmmm...not sure on which 224 would be best..i suppose the R
The R has more aggressive lobes and will make more power but will be harder on the valvetrain
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Old May 17, 2009 | 10:20 AM
  #15  
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sounds good to me...lol
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Old May 17, 2009 | 01:30 PM
  #16  
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From: mASSHOLE
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go with the 224r IMO
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