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Join us August 2, 2014, at Horn Rapids Motorsports Complex for the second-annual Black Widow Mud & Sun Run presented by Tire Factory and Max Muscle Nutrition.

This is an intense, obstacle-filled run through more than five miles of mud, water and desert.
The event is from 9:00 a.m. to 1:30 p.m. Camping is available at Horn Rapids RV Park. Shop and eat in our vendor gallery and join us for the after party.

Register now below or visit Tire Factory stores in Richland or Pasco to pay with cash.

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Register on Black Widow Mud Run quickly by logging in with your Facebook account. It's just as secure, and no password to remember!