No it is not, he obstructs most of the conservative agenda while wearing the mantle of purist ideology.
Just this thread alone shows he is dishonest.
He votes with the GOP over 90 percent of the time, has a 96 rating from Heritage, 92 from Club for Growth, an A from the National Taxpayers Union, an A+ from Gun Owners of American, 100 from Citizens Against Government Waste, 100 from NFIB, 100 from FreedomWorks, and 10 from the AFL-CIO.