Xfinity practice report from Dover International Speedway

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Cole Custer was fastest in the final Xfinity Series practice Friday at Dover International Speedway.

Custer led a Stewart-Haas Racing sweep of the top two spots with a speed of 151.292 mph.

Teammate Chase Briscoe followed at 150.558 mph.

The top five was completed by Harrison Burton (150.521 mph), Noah Gragson (150.194) and Justin Allgaier (150.194).

Gragson recorded the most laps in the session with 75.

Custer had the best 10-lap average at 149.737 mph.

Click here for the practice report.

First Practice

Briscoe had the fastest lap with a top speed of 152.394 mph.

The top five was completed by Christopher Bell (151.656 mph), Tyler Reddick (151.649), Cole Custer (151.560) and Justin Allgaier (151.407).

Zane Smith recorded the most laps in the session with 39.

The session was red flagged once for Gray Gaulding having a mechanical issue and possibly putting down fluid.

Click here for the practice report.