Sentences with phrase «intake air restrictors»
Series officials mandated a reduction in the size of the Corvettes» intake air restrictors for this race, an adjustment that cut engine output by 35 horsepower.
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The heart of the beast is an updated 5.5 - liter Chevrolet small - block V - 8 that breathes through twin 29.2 mm intake air restrictors -LRB-.4 mm larger than in 2011) as specified by the GT regulations.
«Under the ACO regulations, running a full air conditioning system allows us to run slightly larger intake air restrictors to make up for the power that's used to run the system,» he explained.
The diameter of the series - mandated intake air restrictors was decreased from 30.6 mm to 28.6 mm, with a corresponding reduction in engine output from 590 to 470 horsepower.
The rear wing was raised and the Corvettes» 5.5 - liter engines were outfitted with larger intake air restrictors in accordance with the GT regulations.
Adjustments to engine intake air restrictors have also benefited Corvette Racing's rivals.
Each car is still powered by a naturally aspirated four - litre V8, but larger intake air restrictors have allowed the engines to produce over 500bhp.