Thread: Thumper Cams
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Old 03-01-2012, 12:09 PM
  #1  
deward
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JUNIOR BUILDER
 
Join Date: Jul 2003
Location: Calumet City Illinois
Posts: 88
Default Thumper Cams
Anyone ever used a Thumper Cam? Do they really sound like a much bigger cam yet remain street friendly? I was thinking about installing one in my 39 Olds Street rod with a Stock 350 Chevy. Any feed back is appreciated.
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