The Cook Out 400 weekend brings both the 2026 NASCAR Cup Series and the O’Reilly Auto Parts Series race to Martinsville Speedway for a full slate of short-track action.
The O’Reilly Auto Parts Series race is set for Saturday at 3:30 p.m. ET, while the Cup Series main event follows on Sunday at the same time. Coverage will be available on Fox Sports 1, HBO Max, and The CW, with radio coverage from Motor Racing Network and SiriusXM NASCAR Radio.
NASCAR has confirmed 37 cars for the Cup race and 40 entries for the O’Reilly Auto Parts Series event. The 0.526-mile oval will test drivers with tight corners, heavy braking, and limited passing space across both races this weekend.
Full NASCAR Cup Series Entry List Confirmed for Martinsville Speedway
NASCAR has confirmed a 37-car field for Sunday’s race at Martinsville. The entry list includes drivers from leading teams such as Hendrick Motorsports, Joe Gibbs Racing, Team Penske, and RFK Racing.
Denny Hamlin returns as the defending winner of the Martinsville spring race. He also has a win in the 2026 season after taking victory in Las Vegas.
The field features established drivers such as Kyle Larson, Chase Elliott, Ryan Blaney, Joey Logano, and Christopher Bell. Other entries include William Byron, Tyler Reddick, and Chris Buescher.
Additional drivers, such as Kyle Busch, Brad Keselowski, Bubba Wallace, and Ross Chastain, are also part of the lineup, highlighting the depth of the field.
37 Cup cars entered for Martinsville. 33-Hill. 48-Allgaier pic.twitter.com/lpdO2DIHjG
— Bob Pockrass (@bobpockrass) March 23, 2026
Notable Entries and Eligibility Details
The entry list includes drivers who are not eligible for championship points. Justin Allgaier is among those entered for this race.
Austin Hill will drive the No. 33 Chevrolet for Richard Childress Racing. He also participated earlier this season in the Cup Series at Phoenix Raceway.
The field also includes young talent. Connor Zilisch is entered in the No. 36 car for Trackhouse Racing.
NASCAR O’Reilly Auto Parts Series Entry List Overview
NASCAR has confirmed a 40-car field for Saturday’s O’Reilly Auto Parts Series race at Martinsville. The race will be broadcast on The CW, while radio coverage will be available through MRN and SiriusXM.
40 entries for 38 spots for OReilly at Martinsville. 91-Chastain 5-Baldwin 9-Pulliam 30-Snider 32-Patterson 42-Perez 55-Gase pic.twitter.com/8e7oXoQzxZ
— Bob Pockrass (@bobpockrass) March 23, 2026
Austin Hill returns as the defending spring race winner in this series. The field includes entries from JR Motorsports and Joe Gibbs Racing, along with other teams across the garage.
A key addition is Luke Baldwin, who will make his series debut in the No. 5 Ford for Hettinger Racing. He enters with experience from the SMART Modified Tour and the Truck Series.
Other drivers in the field include Sam Mayer, Brandon Jones, Rajah Caruth, Ross Chastain, and Josh Williams. Both series will compete on the same short track, setting up a busy weekend schedule at Martinsville.
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