The International Hot Rod Association (IHRA) is proud to announce agreements with the contingency sponsors below for the 2018 season. Additional partnerships will be announced over the coming weeks.Summit Racing Equipment remains the title sponsor for two Sportsman programs in 2018, the IHRA Summit SuperSeries and the IHRA Summit Sportsman...

For more than five decades, International Hot Rod Association (IHRA) major contingency sponsor Manley Performance has been providing industry-leading connecting rods and valve springs among many other products to drag racing enthusiasts everywhere. Now in its sixth decade, the family-owned business is showing no signs of slowing down.Hank Manley founded...