What won the race: Polesitter Brian Shirley of Chatham, Ill., led all 40 laps of Saturday's MARS Racing Series presented by Rip-It feature at Shadyhill Speedway to win $5,000 and complete a weekend sweep of series action. Shirley's victory, the 19th of his career with the MARS Racing Series, moves him into a tie for sixth on the tour's all-time win list.

Key notes: Shirley swept both MARS series races this weekend after winning 70 miles away at Kankakee (Ill.) Motor Speedway on Friday. ... Frank Heckenast Jr. of Frankfort, Ill., finished in the runner-up position on Saturday, 2.526 seconds behind Shirley. ... Saturday's feature, the first-ever visit to Shadyhill Speedway for the MARS tour, was slowed by four separate incidents, lasted 22 minutes and saw six drivers complete 40 laps. … MARS announced earlier in the week that Mark Coglianese has been promoted from series official to race director.

On the move: Mike Mataragas of DeKalb, Ill., started 16th and finished sixth.

Winner's sponsors: Shirley’s Bob Cullen Racing Rocket Chassis is powered by an Andy Durham Racing Engine and sponsored by Thomason Express, Hoker Trucking, J&J Ventures Gaming, Kid’s Castle Learning Center, KBC Graphics, Cheap Cars, Bass Livestock Nutrition, Allgaier Motorsports and Integra Shocks.

Points chase: Entering the weekend, Tanner English (270 points) of Benton, Ky., led Brian Shirley (238), Ryan Unzicker (234), Jason Feger (184) and Kolby Vandenbergh (143).

Current weather: Clear, 75°F

Car count: 15

Fast qualifier: Brian Shirley

Time: 14.577 seconds

Polesitter: Brian Shirley

Heat race winners: Brian Shirley, Cody Bauer

Next series race: May 29, Fayette County Speedway (Brownstown, IL) $5,000