Starting in 2012, Jimmy Mars Racing branched out and started to build MB Customs Modifieds! Designed by Jimmy Mars, Chris Mars, and A.J. Diemel, the new MB Customs Modified has taken the country by storm and has won numerous WISSOTA, USMTS, IMCA, and UMP feature events. Whether it's been Jimmy Mars winning the 'Legendary 100' at Cedar Lake (WI) Speedway and the 'Punky Manor Challenge of Champions' at Red Cedar (WI) Speedway or Rodney Sanders amassing thirty-five (35) feature victories in 2014 on his way to a USMTS Championship or Jason Krohn racking up multiple USMTS triumphs, drivers piloting MB Customs machines are definitely turning heads at racetracks across the country!

New WISSOTA, USMTS, IMCA, and UMP Open Wheel Modifieds are now available through Jimmy Mars Racing. Call Jimmy Mars at 715.235.4950 for more information and pricing!!!


Cade Dillard Pockets $4,000 for Winning at the Dirt Track at Texas Motor Speedway on September 14, 2019


Rodney Sanders Keeps Winning on September 1, 2019 at Fayette County (IA) Speedway!


Rodney Sanders racks up a $3,000 USMTS win at Salina (OK) Highbanks Speedway on August 17, 2019


Rodney Sanders continued his winning ways with a $2,500 triumph on August 14, 2019 at I-35 (MO) Speedway


Rodney Sanders remains red-hot with a $2,500 victory at Monett (MO) Motor Speedway on August 4, 2019


Rodney Sanders picks up a $3,000 paycheck in USMTS action at Lucas Oil (MO) Speedway on August 3, 2019


Rodney Sanders won $8,000 during the 'Silver Dollar Nationals' at I-80 (NE) Speedway on July 20, 2019


Dustin Sorensen pockets a $3,000 payday in the 'Masters' opener at Cedar Lake (WI) Speedway on June 13, 2019


Dustin Sorensen captures a $3,000 USMTS win at Deer Creek (MN) Speedway on May 25, 2019!


Tyler Wolff picked up the $1,000 USRA win at Lucas Oil (MO) Speedway on May 12, 2019!


Rodney Sanders back in USMTS victory lane at Ark-La-Tex (LA) Speedway on April 11 to claim a $2,500 windfall!


Rodney Sanders captured the $3,000 top prize with the USMTS tour on April 5 at Jackson (MS) Motor Speedway!


Darrell Nelson captured one win during the 'Wild West Shootout' and claimed the overall Open Wheel Modified point championship!


Rodney Sanders visited victory lane in Open Wheel Modified action during the 'Wild West Shootout' at Arizona Speedway!


Cole Searing dominated the X-Mod division during the 'Wild West Shootout' winning 4 out of 6 features and claiming his second straight WWS mini-series point title!