Formula One engines are being reduced from three litre V10s to 2.4 litre V8s in 2006.

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The engines are 358 cubic-inch V8s (the same size as last year's), but the cars are about 150 pounds lighter.

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Coupes and convertibles were rare, there were no V8s, and the first Buick SUV arrived in 2002, long after the market turned that way.

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But Wada says a change in rules reducing capacity from three-litre V10 units to 2.4 V8s, could help his team by levelling the playing field.

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From 2005, engines will have to last two entire race weekends, and in 2006 engine size will be cut from the current three-litre V10s to 2.4-litre V8s.

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For five glorious summers of the dot-com boom, those big European V8s played bumper cars at 30mph and threw all kinds of lovely CO2 into the air.

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Using ethanol fuel, it is possible to make 2 to 2.5 L 4 cylinder engines that have the same or more power than the gasoline V8s currently used in even the largest trucks or SUVs.

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