Chalk-Head

The Chalk-Head is Sonic "Boom Boom" Renaldi's T-180. It is featured at the Grand Prix race from the Speed Racer film.

Background
The car tries to stop Speed right at the start, but ends up crashing with another car instead. It survives along with the Infernal Oil T-180, but are way in the back for the rest of the race.

Videogame
The Chalk-Head appears in the Console and Nintendo DS versions of the tie-in Videogame as Sonic "Boom Boom" Renaldi's T-180.

Console
In the console versions, the Chalk-Head is unlocked upon beating Championship 2 of Class 2 (World Endurance Round 1). The car has average stats overall with focus on speed and lacking handling.

DS
In the DS version, the Chalk-Head is unlocked upon amassing 30.000 fans, being the first unlockable car. Its style is described as "All-Around".

Trivia

 * The car's color scheme is coated in math and science equations, thus why it’s named Chalk-Head.
 * Chalk-Head and Thistle are both numbered "33".
 * In the files from the Videogame, this vehicle is referred to as "Hyperion".
 * Chalk-Head has the same body shape as:
 * The Janus Automakers T-180.
 * Zoomishi.
 * Uniron, which Rex Racer had raced for before his death in the Casa Cristo 5000, was one of the Chalk-Head's sponsors.