The drivers and teams in a growing Indy Lights field for the 2023 season will get their first chance to see how they stack up during the Chris Griffis Memorial Test on Friday, Oct. 21 on the Indianapolis Motor Speedway road course.

Testing will take place on the 14-turn, 2.439-mile circuit from 9 a.m.-4 p.m. ET, with live timing available at racecontrol.indycar.com. A lunch break is scheduled for noon-1 p.m.

Sixteen drivers among four teams are scheduled to test Friday, with a combination of drivers confirmed to 2023 seats and those who aspire to climb to the series next season. The testing lineup:

Abel Motorsports: Nicky Hays, Jack William Miller

Andretti Autosport: Jamie Chadwick, Louis Foster, Hunter McElrea, James Roe

HMD Motorsports: Christian Bogle, Ernie Francis Jr., Danial Frost, Josh Green, Rasmus Lindh, Josh Pierson, Christian Rasmussen, Nolan Siegel, Kyffin Simpson

Juncos Hollinger Racing: Reece Gold

Notable storylines among the participating drivers include:

• Christian Rasmussen’s debut with HMD Motorsports after finishing sixth in the series standings with two victories while driving for Andretti Autosport in 2022.

• Three-time W Series champion Jamie Chadwick testing with Andretti Autosport, with aspirations to race in Indy Lights in 2023.

• 2022 USF Pro 2000 Presented by Cooper Tires champion Louis Foster climbing to Indy Lights with Andretti Autosport.

• HMD Motorsports, which won the 2022 Indy Lights championship with driver Linus Lundqvist, growing from a six-car team at the final race of 2022 to a nine-car operation for next season.

• The return of Juncos Hollinger Racing to Indy Lights after a hiatus to focus on building its budding NTT INDYCAR SERIES team, which is expanding to two cars in the 2023 season.

The open test is named in memory of Chris Griffis, the team manager of Schmidt Peterson Motorsports who passed away suddenly in September 2011. Griffis led the team to five Indy Lights championships from 2003-2011.