Restrictor-plate hole to be reduced
NASCAR announced Wednesday morning that it will change the carburetor restrictor plates on the engines to reduce speeds for Sunday's Daytona 500.
The opening of the plate will be 1/64th of an inch smaller (to 57/64ths) to greater restrict the air flow, which will give the engines about 10 to 12 less horsepower.
The change is effective immediately, starting with the first practice session Wednesday morning.
Speeds reached more than 206 mph in the Budweiser Shootout ...
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2011 Daytona 500
The 53rd running of the Daytona 500 is on the horizon, with a new racing surface greeting competitors heading into a new season of hope. It all begins Feb. 20 at Daytona International Speedway.