Guest 5.7 Posted June 3, 2007 Report Share Posted June 3, 2007 Don't know a whole lot about these. I've had them for over 6 months. They're 241 castings, and come with valvesprings, brand new ls6 valvesprings, and everything. Flow rate .100 65/53 .200 135/106 .300 190/145 .400 232/177 .500 263/203 .600 276/219 $250.00 Link to comment Share on other sites More sharing options...
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