1942
Bolton's men blow up the wagon carrying the mine payroll and Marshal Crash Corrigan is supposedly killed in the explosion. A man finds his badge and gives it to Bolton. Thinking Crash dead, Bolton gives the badge away and it ends up with the Sheriff. Crash is OK and the Range Busters know Bolton is the head of the gang but that he gets his orders from someone else and that is the man they want.
1943
Hammond is after the Craig ranch and has framed Charlie Craig for murder. Mother Craig brings in the Range Busters. They capture one of Hammond's men and Alibi plans to trick him into a confession as to who the real murderer is. Meanwhile, Denny has overheard Hammond's plans for his next move and he and Crash set out to round up the gang.
In the midst of some friendly horseplay on their "Flying R" ranch, the Range Busters, Crash Corrigan, Dusty King and Alibi Terhune, are sobered by the arrival of a buckboard bearing their old friend Larry Meadows and his niece Dorrie Willard. Meadows seeks their aid against a gang of outlaws terrorizing his town. Ernie Willard, Dorrie's brother, has been taken in by Tex Laughlin who is using the Willard ranch as an undercover for his real occupation as a member of a gang of outlaws led by Tim Douglas, a supposed friend of the Willards.
The Range Busters are together again to try and stop a swindle.
1941
The Range Busters have a plan to get into the outlaw's hideout in Fugitive Valley.
When a gang of outlaws led by Faro Wilson starts swiping payrolls and terrorizing the residents of a small Western town, courageous Range Busters Crash, Denny and Alibi gallop onto the scene to set things straight.
Gold stages are being held up in the far west at a time when the U.S. government needs bullion, just before the famed "Black Friday" attempt to corner the gold market.
Both the Range Buster and Rance and his outlaw gang are looking for stolen gold bullion. To scare people away from the ranch where the gold is hidden, Rance has his man imitating ghosts. The gold is in a steel cased organ but a certain combination of organ stops need to be pulled to obtain the gold.