What won the race: Chad Finley of Lansing, Mich., executed a last-lap pass on race-long leader Dona Marcoullier, nipping him at the line by 0.340 of a second to win Saturday's Rolling Thunder feature at Thunderbird Raceway, earning $4,000. Finley captured his second Allstar Performance Challenge Series victory in eight days after winning Sept. 2 at Tri-City Motor Speedway in Auburn, Mich.

Key notes: After leading the first 39 laps, Marcoullier of Houghton Lake, Mich., settled for the runner-up position. ... Winner of the inaugural Allstar Performance Challenge Series visit to Thunderbird on June 18, Greg Gokey of Buckland, Mich., finished third. ... Series points leader Eric Spangler of Lake City, Mich., ran second to Marcoullier for 28 laps, before fading to finish fourth. ... Saturday's feature, the series' second-ever visit to the Muskegon, Mich.-oval, was slowed by two cautions and lasted 17 minutes, with nine drivers completing all 40 laps.

On the move: Dave Baker of Grand Rapids, Mich., started 16th and finished sixth.

Winner's sponsors: Finley’s Rocket Chassis is sponsored by Northside Towing, Auto Value, Strutmasters and Air Lift.

Points chase: After Thunderbird: 1. Eric Spangler (761); 2. Dona Marcoullier (727); 3. Greg Gokey (682); 4. Travis Stemler (672); 5. Logan Nickerson (642).

Current weather: Clear, 63°F

Car count: 18

Fast qualifier: Travis Stemler

Time: 12.771 seconds

Polesitter: Eric Spangler

Heat race winners: Logan Nickerson, Eric Spangler