Jockey Jordan Nailor rode Beauport to a formidable victory within the Midlands Grand Nationwide at Uttoxeter.
The eight-year-old overtook My Silver Lining within the run-in to win by a size and three-quarters.
Willie Mullins-trained Mr Unimaginable (6-1) completed strongly to take second, leaving My Silver Lining (5-1) in third.
“He means a lot to me this horse, he is given me the very best days out ever,” mentioned 25-year-old Nailor.
Beauport, a 18-1 probability skilled by Nigel Twiston-Davies, has been inconsistent in chases this season.
He narrowly missed out on the London Nationwide in December however put in a disappointing efficiency on his final outing within the Basic Chase at Warwick in January,
“He is a little bit of an enormous, previous lump and the bends have been a bit tight for him at occasions, he was hanging a bit,” mentioned Nailor.
“His leaping’s been a problem over fences a couple of occasions however right now he was truly, very, superb, and that is what’s gained it for him in the long run, these previous couple of jumps, and he battled the entire approach.”