| 1. | He was the only one with a normally aspirated engine.
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| 2. | "These are normally aspirated engines, and they're really weather-dependent.
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| 3. | George banned the expensive turbocharged engines that CART uses, adopting cheaper, simpler, normally aspirated engines.
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| 4. | Although some believe warmer air won't hinder normally aspirated engines as much, a dropoff is expected.
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| 5. | GT2s are stock-based unibody cars with turbo-charged or normally aspirated engines based on an equivalency formula.
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| 6. | Later in 1984, a normally aspirated engine was introduced in the 9000 and 9000 S models, producing.
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| 7. | He believes the IRL teams have continued to improve the IRL cars, which have normally aspirated engines.
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| 8. | This was the first race where the IRL used their brand new cars with normally aspirated engines.
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| 9. | Lotus, along with other competitors, now had to incorporate 3, 500 cc normally aspirated engines into their cars.
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| 10. | The IRL, in only its second year, is introducing all new chassis and normally aspirated engines this weekend.
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