What is defunct nascar teams?

As an AI language model, I don't know about current events or about current NASCAR teams, but I could still give some historical information about defunct NASCAR teams:

1. Melling Racing: Melling Racing was a NASCAR team that operated from 1982 to 2002. The team was best known for fielding the #9 car, which won the Daytona 500 in 1988 with driver Bill Elliott.

2. Bud Moore Engineering: Bud Moore Engineering was a NASCAR team that operated from 1965 to 1999. The team won two NASCAR Cup Series championships, 29 races, and 43 pole positions.

3. Petty Enterprises: Petty Enterprises was a NASCAR team that operated from 1949 to 2008. The team was founded by Lee Petty and was later run by his son, Richard Petty. Petty Enterprises won 268 races and seven Cup Series championships.

4. Dale Earnhardt, Inc.: Dale Earnhardt, Inc. (DEI) was a NASCAR team that was founded by the late, great Dale Earnhardt in 1996. The team won 26 Cup Series races and one championship with driver Dale Earnhardt Jr. before closing its doors in 2009 after merging with Chip Ganassi Racing.

5. Bill Davis Racing: Bill Davis Racing was a NASCAR team that operated from 1993 to 2009. The team won six Cup Series races and one championship in the Truck Series with driver Johnny Benson Jr. before closing its doors in 2009 due to financial difficulties.

6. Robert Yates Racing: Robert Yates Racing was a NASCAR team that operated from 1988 to 2009. The team won 57 Cup Series races and two championships with drivers Davey Allison and Dale Jarrett before closing its doors in 2009 due to financial difficulties.

7. Evernham Motorsports: Evernham Motorsports was a NASCAR team that operated from 1999 to 2010. The team won 13 Cup Series races with driver Bill Elliott before closing its doors in 2010 after merging with Richard Petty Motorsports.

8. Michael Waltrip Racing: Michael Waltrip Racing was a NASCAR team that operated from 2007 to 2015. The team won three races and qualified for the Chase for the Championship twice before closing its doors in 2015 due to financial difficulties.