Season 4, Episode 15 There are many surprises on the road to the hidden treasure and in the conclusion of "The Secret Engine."
There's excitement in the air over the big Trans Country Race. But when word gets around that the mysterious, unbeatable Masked Racer is competing, everyone knows there will be trouble in the conclusion of "Challenge of the Masked Racer."
Season 1, Episode 23 Speed demonstrates the tricks of the Mach 6
Speed Racer show opening.
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