semi fail

  • Pro Stock Semi Pulling Truck Arm Bender

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    Massive torque, more torque than about anything anywhere. This thing bends frames when it goes to the pulling events. Check out this pro stock semi pulling truck called Arm Bender at the Hartford Fair.

  • RPM Army TBT: Pro Stock Semi Pulling Fail

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    RPM Army Throw Back Thursday Our second entry into the RPM Army Throw Back Thursday is this gem. It was recorded the same day that our last post took place during the Pro Stock Semi Truck Pulling Class. It features a Purpose Built Mack Semi attempting to pull the sled. Things seemed to be going…