Motorcycle mechanic C.C. Ryder joins "The Heads," an outlaw biker gang. Fellow gang members menace fashion journalist Ann when her limo breaks down in the desert, but C.C. comes to her rescue. The bikers disrupt a motocross event tied in with a fashion shoot, but C.C. enters the competition under Ann's admiring eye. His win puts him at odds with Moon, leader of "The Heads." When C.C. leaves with his cut of the purse, the bikers kidnap Ann, and C.C. races Moon to win her freedom.