You need to have the gaskets in there or it won't fit. It sounds stupid but the clearance is that close. Make sure they put the gaskets in when test fitting. If that isn't the problem than it must not fit.
1999 3.0L Cougar: 220fwhp and 200tq
2003 VW Passat W8 with 4 Motion AWD
http://www.cardomain.com/ride/300644
PM for intrest in 3L SVT Contours, 3L swaps into your current car, Prepped 3L engines, or anything 3L related.
