17x07 Ranger Red

After fending off a squad of Grinders, Ziggy and Dillon try to summon the Croc Carrier, but it goes out of control and requires rare technology, which only Scott knows about. However, Scott goes out alone into the desert and tries to get the part from his brother's plane wreckage. But then the newest Attack Bot attacks, leaving Scott to need to get saved by his father Colonel Truman. Scott delivers Doctor K the engine part, allowing Ziggy and Dillon to form the ValveMax Megazord and destroy the Attack Bot. At the end, Colonel Truman reads the lost and found recommendation letter from Marcus, which pointed out Scott's abilities.