The rockethogmadness.zip file you have requested: Modifications / Miscellaneous / Q to R Titles / Rocket Hog Madness (1.3 Final) - 5.66mb is not available. Perhaps try browsing all files for the game Halo: Combat Evolved and upload any files you want to share or are missing. This is the only information we could locate:
For more information on Halo, visit Halo2.filefront.com This small and fun modification replaces all vehicles with rocket warthogs. It also replaces the rocket system with a three-shot, spreading, mortar type gun.