Thread: gsr stock block
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Old Apr 24, 2009 | 09:28 AM
  #3  
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pslsnakes
F#%K JDM, USDM FTW
 
Joined: Apr 2008
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From: Garage kept in Florida
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It depends on the tuner..

I've seen 437whp on a stock GSR block. Only thing aftermarket was the cams, head gasket, and radiator.
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