A total of 42 entries are on the entry list for next weekend’s Sahlen’s Six Hours of The Glen, which will mark the sixth round of the IMSA WeatherTech SportsCar Championship and third leg of the Tequila Patron North American Endurance Cup.

It features several partial-season entries and third drivers making their series return for the first time since the Mobil 1 Twelve Hours of Sebring.

The Prototype class sees a 16-car field, bolstered by the No. 32 United Autosports Ligier JS P217 Gibson of Bruno Senna, Paul Di Resta and Phil Hansson, while the No. 38 Performance Tech Motorsports Oreca 07 Gibson returns to action after missing the Detroit round.

James French and Kyle Masson are entered as drivers, with Pato O’Ward, the team’s planned Patron Endurance Cup driver, currently not listed.

Olivier Pla and Nico Lapierre, meanwhile, will rejoin Tequila Patron ESM in its Nissan Onroak DPis, with Mike Conway back in the No. 31 Action Express Racing Cadillac DPi-V.R and Spencer Pigot and Rene Rast returning to Mazda Team Joest.

The No. 54 CORE autosport Oreca sees Romain Dumas again as the third driver, with Chris Miller back in the No. 99 JDC-Miller Motorsports Oreca.

Only BMW Team RLL is currently slated to utilize third drivers in GT Le Mans, with Bill Auberlen and Tom Blomqvist set to pilot the pair of BMW M8 GTEs, which are among the entries in the eight-car class.

GT Daytona sees 18 cars on the entry list, including the returns of Montaplast by Land Motorsport, CJ Wilson Racing and the second Scuderia Corsa Ferrari 488 GT3.

Squadra Corse Garage Italia, meanwhile, will make its WeatherTech Championship debut with a Spirit of Race-run Ferrari for Ozz Negri, Daniel Serra and Francesco Piovanetti.