9 psi with stock pistons. I could increase it to around 12 psi, but I like to err on the side of caution. Besides, 9 psi gives me a hell of a lot of grunt anyway.
__________________ No hand signals, driver playing with his transfer Knob.
The shots of your engine bay are real nice. I did some reading on the cetrifugal chargers & they seem like a real good solution. Dont do much down low but really kick in at the midrange to high rpms..
S.
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1999 Series 1
70k miles
3" RTE, 265's...