With this perk, Raul's rate of fire with revolvers and lever action firearms is 33% faster than normal.
- .357 magnum revolver
- .44 magnum revolver
- 5.56mm pistol Gun Runners' Arsenal
- BB gun
- Brush gun
- Medicine Stick Gun Runners' Arsenal
- Cowboy repeater
- Hunting revolver
- Hunting revolver (GRA) Gun Runners' Arsenal
- Lever-action shotgun
- Ranger Sequoia
- Trail carbine
- Old Vaquero shares the same Vault boy image as Math Wrath.
- "Vaquero" is Spanish for "cowboy".
- Raul is the only male companion with a perk that upgrades his stats.