Has anyone used it? The part number is: M-6066-M11* it says 500+hp BUT I am not sure if it's safe to put that much PSI (9-11) on the stock engine. Anyone use it and is it worth the price??
Here is the web site: http://www.fordracingparts.com/parts/part_details.asp?PartKeyField=9765
Here is the web site: http://www.fordracingparts.com/parts/part_details.asp?PartKeyField=9765