NEone using AFM B-31 cam jump in

fst95coupe

New Member
Mar 17, 2007
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I just picked up a used one and was concerned because some say it is a little sluggish on the bottom end and even heard from a few that it is more snappy on the bottom than stock cam. I know it is best to get a tune but will it work w/o one check out my sig any help would be appreciated