39140, RE: Is the 420a safe with stock internals? Posted by pn0ymahal, Dec-31-69 06:00 PM
i agree with dino its about tuning. i have been doing 9psi with some other crap done to my car some tuning, and my car has lasted me a while. right now im asking for it at 12psi on a stock motor etc.. hehe Michael 99gs HRC Stage 2 @12psi :D Stage 3 process begins gathering parts for rebuild
http://www.dreamwater.net/purplebeast
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