Its time for a new edition of SPEED SPORT Power Rankings. Who will be on top this week?

1. Alex Palou

Three-time NTT IndyCar Series champion Alex Palou won for the second time in two races to start the season Sunday afternoon at Californias Thermal Club. Last Week: 4

2. Kyle Larson

Kyle Larson won three races in four starts this week. Larson picked up a High Limit Racing sprint car win, won a Craftsman Truck Series race and ended the week by capturing his first NASCAR Cup Series triumph of the season Sunday at Homestead-Miami Speedway. Last Week: 10

3. David Gravel

Reigning World of Outlaws Sprint Car Series champion David Gravel swept a two-race weekend at Cotton Bowl Speedway in Texas. Gravel has won five features this season. Last Week: 7

4. Devin Moran

Devin Moran won the Indiana Icebreaker Lucas Oil Late Model Dirt Series race for the second consecutive season. Moran earned $25,000 for what was his fourth series victory of the season. Last Week: 6

5. Lando Norris

After winning the season-opening Australian Grand Prix, McLaren Formula 1 driver Lando Norris finished second in Sundays Chinese Grand Prix. Last Week: 3

6. Shawn Langdon

Having been the runner-up at the season-opening Gatornationals, Shawn Langdon moved to the top of the ladder by winning Sundays Top Fuel title at Firebird Motorsports Park in Arizona. Last Week: Not Ranked

7. Ricky Thornton Jr.

Reigning Lucas Oil Late Model Dirt Series champion claimed his seventh win of the season Friday night at Ohios Atomic Speedway. Last Week: Not Ranked

8. No. 7 Penske Porsche Motorsports

Nick Tandy, Felipe Nasr and Laurens Vanthoor drove the No. 7 Penske Porsche Motorsports machine to victory in the Mobil 1 Twelve Hours of Sebring at Sebring Intl Raceway. The team also won Januarys Rolex 24 At Daytona. Last Week: 5

9. William Byron-8

Daytona 500 winner William Byron finished 12th in Sundays NASCAR Cup Series race at Homestead-Miami Speedway. He leads the Cup Series standings through six races. Last Week: 8

10. Christopher Bell

Christopher Bells three-race winning streak in the NASCAR Cup Series seems like it was a lifetime ago after a 29th-place finish at Homestead-Miami Speedway. Last Week: 1

On The Move: Kyle Larson won three of the four races he ran and jumped to the top of the power rankings.

What To Watch For?: The NASCAR Cup Series heads to Martinsville (Va.) Speedway for its first short-track race of the season.

Dropped Out: Antron Brown and Ron Capps dropped out of the rankings this week, while Christopher Bell fell from first to 10th.