Open Header Motorsports Modding page. Here you will find all the information about OHM’s rFactor and rFactor2 (when available) Dirt Mods and Dirt Tracks.
OHM Big Block Modifieds 2010
By: Open Header Motorsports
Origin: Scratch Build | Real World
Category: Dirt Oval
Initial release: Private Beta
Current release: Beta v6.0 – May 4th 2010
