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From Mike Strevel

The Plymouth Speedway and the Engine Pro Sprints on Dirt Presented by ARP are excited to announce the signing of a presenting sponsor for these historic events.

Engine Pro of Grand Rapids, MI has signed on as Title sponsor and brought in a great presenting sponsor for these prestigious races. Fel Pro Gaskets has joined on to support these two appearances of the Engine Pro Sprints on Dirt at the exciting Hoosier bullring.

The official title for these races set for Saturday May 18 and Saturday August 17, will be the following- ENGINE PRO Earl Gaerte Classic Presented by Fel-Pro and The Engine Pro Bob Newton Classic Presented by Fel-Pro.

The winged sprint cars of the Sprints on Dirt will be making their return to the much improved and expanded dirt oval. A field of drivers from Michigan, Ohio, Indiana, Illinois, Wisconsin and Ontario are expected to compete in this Sprints on Dirt sanctioned event.

To add to the excitement of an already tremendous event is has been recently announced that three-time NASCAR Sprint Cup Champion Tony Stewart has agreed to make an appearance at Plymouth Speedway for the August event and he is bringing his potent 360 powered sprint car to do battle with the stars of the Engine Pro Sprints on Dirt series.

This will mark the return for Stewart with the SOD series after capturing the debut event for the Engine Pro Sprints on Dirt last year. The drivers of the group are looking forward to going wheel to wheel with the owner of Eldora Speedway again this season.

“I can’t wait to see the S.O.D series at the bullring again says Eric Saunders. Tony has been a huge part of my motocross career before my crash. I am just glad that he and I are back together here at Plymouth Speedway. It should be a sellout!!!”

Stewart stated, “Plymouth Speedway is an awesome place. Ed Kennedy has done some incredible work here at Plymouth.” “I am looking forward to supporting Eric as I have in the past in his Motocross racing and running the Bullring should put on some great racing!

The Engine Pro Sprints on Dirt presented by ARP series sanctions winged Sprint Car races at speedways throughout Michigan, Indiana, Ohio and the Canadian province of Ontario and will enjoy its 34th season of operation. The 2013 schedule can be viewed at www.sprintsondirt.com.

From Mike Strevel

The Engine Pro Sprints on Dirt Presented by ARP is excited to announce that the MAHLE/Clevite Short Track Challenge is back again for 2013!

The challenge will consist of a total of seven races that drivers will be able to earn extra winnings as they compete in these select events. This point fund is an addition to the standard race purse each event pays out and the season long championship point fund that Engine Pro and ARP support as title sponsors.

The Short Track Challenge will be held at seven different speedways six in Michigan and one in Indiana, giving race fans the opportunity to see the best winged sprint car drivers in the state do battle for this championship race within the championship chase. The events that will be a part of this exciting chase will be on the following dates: Saturday May 18 Plymouth Speedway, June 15 Butler Speedway, June 28 Mt. Pleasant Speedway, June 29 Merritt Raceway, July 19 Tri City Motor Speedway, August 30 Winston Speedway and August 31 Crystal Motor Speedway.

The driver earning the most points will be awarded a $1,000 payment as the winner of the MAHLE/Clevite Short Track Challenge. Point fund monies will be available for the top ten in the 2013 MAHLE/Clevite Short Track Challenge.

MAHLE Original engine parts take the heritage of quality synonymous with both Clevite and MAHLE and bring it to an even higher level. MAHLE Original is the perfect complement to an engine parts line already featuring superior brands like Clevite, Victor Reinz and Perfect Circle. MAHLE Original is now an exclusive NASCAR performance brand, for more information visit MAHLE Clevite Inc. online.

The 2013 Engine Pro Sprints on Dirt Presented by ARP will begin Saturday April 27 at the Crystal Motor Speedway in Crystal, MI. For more information please visit www.sprintsondirt.com.

From Mike Strevel

The Michigan based Engine Pro Sprints on Dirt Presented by ARP is excited to announce a new tire agreement with Hoosier Racing Tire. The 360 winged sprint car sanctioning body has come to an agreement to allow Hoosier to provide tires for the 2013-2015 racing seasons.

The Lakeville, IN based racing tire manufacturer has a long tradition in supplying quality tires for sprint cars throughout the country. The three year program will be a four corner commitment to Hoosier, meaning that both front tires and both rears will be Hoosier tires exclusively.

The Engine Pro Sprints on Dirt founded by veteran racer John Naida in 1980 will be beginning its 34^th season of competition on April 27 at Crystal Motor Speedway in Crystal, MI. The series races primarily in Michigan, Indiana, Ohio and Ontario.

Series Director for Sprints on Dirt Mike Strevel was quoted, “I appreciate everyone involved at Hoosier and Hoosier Tire Midwest in helping to put this great opportunity together.” “The SOD group has a long time history with Hoosier and it made total sense to continue this relationship.”

“On behalf of everyone at Hoosier Racing Tire we are extremely pleased to continue this long-standing relationship with SOD,” commented Neil Cowman, Hoosier Product Manager.

“Under the new agreement, SOD will continue to run the 105/16-15 Medium on the right rear and now any Hoosier tire will be required on the left rear and fronts at all events,” said Craig Cowan, Hoosier Tire Midwest-Plymouth Store Manager.

More information regarding the Engine Pro Sprints on Dirt Presented by ARP can be found at the official website of SOD at www.sprintsondirt.com.

For more information or to place an order, contact your nearest Hoosier Racing Tire Distributor. A complete list of locations can be found on our website, www.hoosiertire.com.