Thread: GM Performance 25534446 Vortec Large Port
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Old 06-21-2012, 12:50 PM   #16
Dyno
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Default Re: GM Performance 25534446 Vortec Large Port
I do not think there is a program for the new Dart head yet or a piston to fit the chamber.
Last edited by Dyno; 06-21-2012 at 11:45 PM.
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