The stage III turbo cam will allow you to carry power a little higher in the RPM band than the stage II. Brian Tooley states that "if you have a light car with a power glide, then this is the go to cam for your 5.3/6.0 S400 equipped combination."
Specs are 230/235 .616"/.614" 114+4
||Brian Tooley Racing
|Lobe Separation Angle
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