i have a 622...little bigger cam...i also have big chief heads 14 degree,,,worked to the max...EPD sheet metal intake,,,dry sump..pair of 1200 chuck Nuyghtten dominaters..
and it made right at 1200 hp..and well into the 900 TQ range
so i would say no doubt yopu will be all over 1,000 hp
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Bjuice..
"I'M YOUR HUCKLEBERRY ! "