Ring bikes, the roar of engines, the start of racing:
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Dragster engine noise
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Roar of engines, Motocross, rearrangement,
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Two ring motorbikes pass by
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Jet dragster on start, moves off
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The roar of engines, Ring bikes, the start
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Ring motorcycle rides past
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Several cross-country motorcycles ride a
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Formula 1 home stretch
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Expects, gas relays, A racing boat starts up
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Starts, Dragster at the start
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Motorcycle drag racing
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Formula 1 cars
★★★★★