1991 Spirit RT bone stock.
The past owner was having issues with it hitting overboost completely stock, and put a grainger valve in to fix the problem. He currently has it at 15 psi. Is that usually safe?
~~Heath
1991 Spirit RT bone stock.
The past owner was having issues with it hitting overboost completely stock, and put a grainger valve in to fix the problem. He currently has it at 15 psi. Is that usually safe?
~~Heath
If memory serves, you should be just starting to lean out, so put some +20's on and boost away,
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