NASCAR Power Rankings: Ross Chastain remains No. 1

A fourth-place finish Sunday at Road America was Ross Chastain‘s fourth straight top 10 and kept him in first place in NBC Sports NASCAR Power Rankings.

Chastain has led laps in eight of the past 16 races, totaling 426 over that span. In the past 12 races, he has eight top 10s.

Tyler Reddick scored his first Cup Series victory at Road America and burst into the power rankings at 10th place. He surged to the front in the final stage Sunday and was dominant over the closing miles, winning by 3.30 seconds.

Ryan Blaney remains in third place in the rankings with an 11th-place run Sunday.

The Cup Series races Sunday at Atlanta Motor Speedway (3 p.m., USA Network).

1. Ross Chastain (Last week: No. 1) — Chastain continues his breakout season with Trackhouse Racing, scoring eight top 10s in the past 12 races, with wins in two of the past 13.

2. Chase Elliott (Last week: No. 2) — Elliott was strong Sunday at Road America, dominating the first two stages and leading a race-high 36 laps. He admitted making mistakes in the final stage as Tyler Reddick passed him for the lead and eventually the win.

3. Ryan Blaney (Last week: No. 3) — Blaney was up front for four laps Sunday and came home 11th. He has three top 10s in the past four races.

4. Kyle Larson (Last week: No. 6) — Larson moves up two spots this week after a third-place run Sunday.  He has finished in the top 10 two consecutive weeks and has four finishes of ninth or better in the past seven races.

5. Joey Logano (Last week: No. 4) — Logano drops a position this week after a long day at Road America. He finished 27th after a spin and off-track excursion.

6. Kyle Busch (Last week: No. 6) — Busch was 29th at Road America as Toyotas continue to struggle on road courses. The day