Preview navan 19th May The Coolmore Vintage Crop Stakes features at Navan on Sunday and the sponsors have strong claims in the mile and three-quarters event courtesy of El Salvador.Aidan O'Brien's progressive four-year-old built on his two Dundalk wins when completing the hat-trick in the mud at Limerick and looks sure to be a warm order as he steps into Pattern company for the first time.Irish Cesarewitch winner Voleuse De Coeurs was just a little over two lengths back in second that day and could close the deficit with a 3lb swing.Smart dual-purpose horse Steps To Freedom is also likely to have his say as he bids to bounce back from defeat in the Group Three Sagaro Stakes at Ascot.Sprint fans are catered for by a very competitive renewal of the navanracecourse.ie Handicap, in which Allegra Tak bids for a hat-trick.The Harry Rogers-trained mare was impressive when accounting for two of these rivals at Tipperary 17 days ago, but Arbitrageur was just two and a half lengths behind her the time before and is a whopping 19lb better off in the rematch.Kerisa is an interesting runner in the Irish Stallion Farms E.B.F. Fillies Handicap.John Oxx's filly got the better of a subsequent easy winner to land a Leopardstown maiden and starts handicap life off a fair mark of 83, although the more experienced, and in-form, pair of Valbucca and Jackemil will be looking to exploit any chinks in her armour.Several contenders in the Requinto E.B.F. Maiden are looking to build on debut promise, including Curragh bronze medallists Stubbs and The Organ Grinder, while Stepwise makes his first appearance since a highly promising opener last September in the closing Pour Moi E.B.F. Maiden.The Come Racing On June 8th Maiden kicks things off at 2.15 and Wexford Opera, Bethany Bay and True Verdict all bid to finally get off the mark after a string of good efforts in defeat.