* "Rusty James was a rumble fish": The repetition of the "r" sound in "Rusty James" and "rumble" creates a sense of energy and roughness, fitting the character's rebellious nature.
* "The motorcycle roared and ran": The repeated "r" sound emphasizes the powerful noise and movement of the motorcycle, further contributing to the overall tone of the novel.
Alliteration, especially with sounds like "r" that are considered harsh or guttural, adds to the novel's atmosphere of danger and rebellious youth.