By Jeremy FoxOSKALOOSA, Iowa (April 15) – Mother Nature ruled last week, but Frostbuster winner Danny Thrasher picked up right where he left off two weeks ago at Southern Iowa Speedway.Thrasher led the distance and held off several challenges from Jamie Songer to take the Pepsi Cola IMCA Sunoco Hobby Stock win Wednesday evening. Bill Bonnett got by Songer for second coming to the checkers.Jacob Murray scored the Musco Lighting IMCA Modifieds victory despite the best efforts of hard-charging Carter VanDenBerg and Jimmy Gustin.Zack Vanderbeek worked his way from seventh starting to second and finally made the pass of Damon Murty for the Budweiser IMCA Stock Car lead on lap eight.Vanderbeek held on to win despite a restart with four circuits to go. Cayden Carter got by Damon Murty on lap 15 to take second.Fifth starting Curtis VanDerWal took the lead at the start and pulled away from the pack in topping the KBOE Radio Northern SportMod main event.Brett Lowry ran second the entire distance. Brayton Carter was third.Trent Orwig made what proved to be the right move on lap 10 to take the Mach-1 Sport Compact win. Bill Whalen Jr. settled for second and Matt Moore completed the top three.Next Wednesday will be the draw/redraw Southern Iowa Chassis Hobby Stock Special. Hobby Stocks will race for $500 to win.