William Byron tops Saturday Cup practice at New Hampshire

Kyle Busch ended up second-fastest overall (127.371 mph) and Chase Briscoe was third (127.222 mph). The top-three overall all participated in the morning’s first 20-minute session.

Reigning Cup champion Kyle Larson ended up fourth overall and Martin Truex Jr. rounded out the top-five.

Among those cars that ran at least 10 consecutive laps, Kyle Busch had the top average lap speed (126.600 mph). Byron and Briscoe were second and third, respectively, in that category.

Group B

Larson was among the first cars on the track in the 20-minute Group B session and ended up with the fastest average lap speed 9127.091 mph).

Truex was second fastest 9127.010 mph) and Kevin Harvick ended up third (126.706 mph).

Ross Chastain and A.J. Allmendinger rounded out the top-five.

There were no on-track incidents during the session.

Group A

Byron ended up fastest in the first 20-minute practice session with an average lap of 127.482 mph.

“I thought we learned some good things. We were trying to get a feel for the entry,” Byron said. “Obviously, shifting at both ends, so figuring out where I want to shift.”

Kyle Busch was second (127.371 mph) and Briscoe was third (127.222 mph). Last week’s winner, Chase Elliott was fourth and Chris Buescher rounded out the top-five.

There were no on-track incidents during the session.

Cla	#	Driver	Manufacturer	Laps	Time	Gap	Interval	Mph
1	24	William Byron	Chevrolet	21	29.877			127.483
2	18	Kyle Busch	Toyota	20	29.903	0.026	0.026	127.372
3	14	Chase Briscoe	Ford	22	29.938	0.061	0.035	127.223
4	5	Kyle Larson	Chevrolet	27	29.969	0.092	0.031	127.091
5	19	Martin Truex Jr.	Toyota	27	29.988	0.111	0.019	127.011
6	9	Chase Elliott	Chevrolet	20	30.003	0.126	0.015	126.947
7	17	Chris Buescher	Ford	23	30.016	0.139	0.013	126.892
8	6	Brad Keselowski	Ford	21	30.046	0.169	0.030	126.766
9	4	Kevin Harvick	Ford	22	30.060	0.183	0.014	126.707
10	10	Aric Almirola	Ford	29	30.072	0.195	0.012	126.656
11	23	Bubba Wallace	Toyota	27	30.111	0.234	0.039	126.492
12	1	Ross Chastain	Chevrolet	23	30.117	0.240	0.006	126.467
13	21	Harrison Burton	Ford	20	30.125	0.248	0.008	126.433
14	43	Erik Jones	Chevrolet	15	30.126	0.249	0.001	126.429
15	16	A.J. Allmendinger	Chevrolet	24	30.140	0.263	0.014	126.370
16	31	Justin Haley	Chevrolet	19	30.148	0.271	0.008	126.337
17	48	Alex Bowman	Chevrolet	20	30.181	0.304	0.033	126.199
18	42	Ty Dillon	Chevrolet	25	30.186	0.309	0.005	126.178
19	41	Cole Custer	Ford	20	30.197	0.320	0.011	126.132
20	20	Christopher Bell	Toyota	16	30.212	0.335	0.015	126.069
21	11	Denny Hamlin	Toyota	19	30.227	0.350	0.015	126.007
22	8	Tyler Reddick	Chevrolet	26	30.232	0.355	0.005	125.986
23	12	Ryan Blaney	Ford	28	30.232	0.355	0.000	125.986
24	22	Joey Logano	Ford	29	30.238	0.361	0.006	125.961
25	45	Kurt Busch	Toyota	22	30.247	0.370	0.009	125.923
26	99	Daniel Suarez	Chevrolet	22	30.273	0.396	0.026	125.815
27	7	Corey Lajoie	Chevrolet	23	30.274	0.397	0.001	125.811
28	2	Austin Cindric	Ford	27	30.291	0.414	0.017	125.740
29	3	Austin Dillon	Chevrolet	19	30.342	0.465	0.051	125.529
30	34	Michael McDowell	Ford	18	30.359	0.482	0.017	125.459
31	38	Todd Gilliland	Ford	19	30.361	0.484	0.002	125.450
32	47	Ricky Stenhouse Jr.	Chevrolet	19	30.478	0.601	0.117	124.969
33	77	Josh Bilicki	Chevrolet	22	30.780	0.903	0.302	123.743
34	15	J.J. Yeley	Ford	14	30.819	0.942	0.039	123.586
35	78	B.J. McLeod	Ford	10	31.247	1.370	0.428	121.893
36	51	Cody Ware	Ford	13	31.703	1.826	0.456	120.140