Questions about the Saturday race program at Thunderbird, sponsored by Allstar Performance, can be directed to 231 766-3300. More information is also available on Facebook. Pit gates open at 3 p.m. and the grandstand opens at 4:30 p.m. with hot laps at 5 p.m. and racing at 6:30 p.m. There is no entry fee for the July 11 Fast Shafts All-Star Invitational ballot qualifier at Muskegon and IMCA Speedway Motors Weekly Racing National, Dirt Works Eastern Region, KMJ Performance State and track points will be awarded. MUSKEGON, Mich. – A $1,000 to win IMCA Modified feature event complements the Saturday salute to veterans and lots of fireworks at Thunderbird Raceway. Pit passes are $30. Spectator admission is $12 for adults, $10 for seniors 60 years and over and $5 for kids ages 6-11. Veterans with ID and youngsters five and under are free.