Did Nascar do away with restrictor plates?

DAYTONA BEACH, Florida — It’s the end of the NASCAR restrictor plate world as we know it. Sunday’s Daytona 500 marks the end of an era in modern NASCAR. Over 30 years after restrictor plates were put in the engines of Cup Series cars at Daytona and Talladega, Sunday will be the final race with restrictor plates.

Are restrictor plates still used in NASCAR?

NASCAR Sprint Cup currently uses restrictor plates at Daytona International Speedway and Talladega Superspeedway. the device limits the power output of the motor and hence slows both the acceleration and the overall top speeds obtainable on the tracks where the cars are so equipped.

When did NASCAR stop using restrictor plates?

The last race with the original restrictor plates was the 2019 Daytona 500; after that race, the cars moved to a variable-sized tapered spacer already used at all other tracks, with the exception that the spacer would have smaller holes than the ones used at the smaller tracks, to ensure speeds stay under 200 MPH.

What replaced restrictor plates in NASCAR?

NASCAR is merely switching to tapered spacers at every track to keep speeds in check. “No matter what you call it, you’re still restricting the air flow to the engine,” two-time Daytona 500 winner and 1988 NASCAR champion Bill Elliott said. “It’s just a different flavor, a different way of putting it.

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How fast would NASCAR go without restrictor plates?

NASCAR distributes them before the race and collects them when it is over. Some people believe that without restrictor plates, NASCAR racers could go more than 220 mph. In fact, one car tested at Talladega without a restrictor plate reached a speed of 228 mph, exceeding Bill Elliott’s record by 16 mph.

Is 2021 Daytona a restrictor plate race?

The season-opening Daytona 500 next year will be run under current configurations that combine the restrictor plate with a tapered spacer. NASCAR will go to just a spacer at Daytona and Talladega after the 500.

Does NASCAR still use restrictor plates at Daytona and Talladega?

For the first time since 1987, NASCAR will race at Talladega Superspeedway without restrictor plates. A tapered spacer will instead keep things in check and manage engine air flow. Drivers will still have more horsepower than they used to, going from an estimated 410 to a targeted 550.

Is Texas Motor Speedway a restrictor plate race?

Based on qualifying speeds in 2004 and 2005, the Texas Motor Speedway was once considered the fastest non-restrictor plate track on the NASCAR circuit, with qualifying speeds in excess of 192 mph and corner entry speeds over 200 mph.

Texas Motor Speedway.

Owner Speedway Motorsports, Inc.
Opened 1996

Is there a horsepower limit in NASCAR?

They will be rated at 550 hp (410 kW) for restrictor plate racing, and 670 hp (500 kW) for all other tracks; including road courses, short tracks, and ovals, up to the size of Darlington Raceway, and Nashville Superspeedway.

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How fast can a NASCAR go 0 to 60?

At top speed, race cars can reach over 200 miles per hour on the track. They can go from zero to 60 mph in approximately three seconds. During a race, NASCAR vehicles can reach up to 750 horsepower, whereas a regular car tops out at about 300 horsepower.

How many superspeedways are there?

There are six active superspeedways in the United States, the most famous being Indianapolis Motor Speedway and Daytona International Speedway, both 2.5 miles (4.0 km) long.

Can you remove a restrictor plate?

the “restrictor” plate in our engines is a computer controlled valve. removing it will cause problems.