the blue holley pump is only good for a motor making less than 400 HP the black holley will have enough fuel volumn for a street / race BBC and it does have to have a return regulator all the mallorys as well 140 and above do set it around 5 or 6 lbs tons of trailers on ---- racingjunk.com ----- jz
Last edited by johnjzjz; 05-03-2006 at 07:28 AM.
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