Michael Maggard picked up the biggest win of his career with a victory in the USRA Modified main event Sunday as the Tri-State Speedway hosted the 34th Annual Spooker.

Drivers in the two open-wheel divisions are locked in tight battles with razor-thin margins that will come down to the final night of racing while the leaders in the two full-fendered divisions have simply to wait until Oct. 20 to be crowned USRA national champions.

The 34th Annual Spooker presented by Buddy's Home Furnishings and CSi Radiator is slated for Oct. 16-19 at the Tri-State Speedway in Pocola, Okla.

USRA Weekly Racing Series results for Sunday, Sept. 29, from the Tri-State Speedway in Pocola, Okla.

USRA Weekly Racing Series results for Saturday, Sept. 21, from the Tri-State Speedway in Pocola, Okla.

George Martin won his 12th USRA Modified feature of the season Saturday at the Tri-State Speedway while Brandon Wilson notched his 16th USRA B-Mod feature win of the 2013 campaign.

George Martin picked up another USRA Modified win Saturday at Tri-State Speedway. In USRA B-Mod competition, Kyle McAllister took the checkered flag.

George Martin captured the USRA Modified feature win while Brandon Wilson took care of business in the USRA B-Mod main event Saturday during Sponsor Appreciation Night at the Tri-State Speedway.

George Martin bested the USRA Modifieds and Brandon Wilson was the feature winner in the USRA B-Mod division Saturday at the Tri-State Speedway.

USRA Weekly Racing Series results for Saturday, Aug. 10, from the Tri-State Speedway in Pocola, Okla.

USRA Weekly Racing Series results for Saturday, Aug. 3, from the Tri-State Speedway in Pocola, Okla.

USRA Weekly Racing Series for Saturday, July 27, from the Tri-State Speedway in Pocola, Okla.