By Edward AnschutzSTURGEON BAY, Wis. – The Kelsey Racing IMCA Modifieds will be competing for an added purse for the top five finishers this Saturday June 28 at Thunderhill Raceway. The feature will pay $700 to win, second place pays $400, third pays $300, fourth pays $225 and fifth pays $200. Payout is unchanged from sixth on back. Standard pit pass price applies and there are no added fees. Racing starts at 6 p.m.Thunderhill Raceway is one week away from the $1,000 to win, minimum $150 to start John Soukup Memorial Topless Karl Chevrolet Northern SportMod Special, on Friday, July 4.