Mazda Team Joest and Wayne Taylor Racing had a strong opening day at the Roar Before the 24, while PR1/Mathiasen Motorsports led in LMP2, Porsche and Ferrari in GT Le Mans, and Riley Motorsports – Team AMG in GT Daytona.
Risi Competizione will return to the Rolex 24 at Daytona in 2019, according to team principal Giuseppe Risi.
As day turns to night at Sebring, the battles for honours in all three classes is intense, with Mazda Team Joest leading overall thanks to its pit stop cycle.
Excessive contact and damage from many of the class leaders in the opening few laps saw a number of teams drop down the order at Sebring.
Tristan Vautier, Connor de Phillippi and Daniel Serra all set class lap records at Sebring to take pole position for Saturdays Mobil 1 Twelve Hours.
Ricky Taylor ensured Acura Team Penske remained on top for a second consecutive practice session at Sebring on Thursday.
Helio Castroneves was quickest in the opening practice session for the Mobil 1 Twelve Hours of Sebring on Thursday.
Ben Keating will pair up with Risi Competizione to take Keating Motorsports to the 2018 24 Hours of Le Mans, challenging in the GTE Am class.
After the successful year Ferrari and factory-run team AF Corse had last year with a clean sweep of championships, Ferrari have retained the same four drivers for their full season dual-car entries.
Acura Team Penske’s #7 car with Ricky Taylor behind the wheel retook the overall lead of the 2018 Rolex 24 at Daytona from Mustang Samplin
Whelan Engineering Racing’s Mike Conway surged into the lead from seventh during changing conditions in hour six of the 2018 Rolex 24 at Daytona.
- IMSAEndurance Racing
The #5 Mustang Sampling Racing team keeps its lead, Fernando Alonso and the #23 United Autosport team up to ninth.
The new Acura Team Penske and Mazda Team Joest teams gave their new cars the perfect debut as they shared the honours in the first two practice sessions of the Rolex 24 at Daytona
Alessandro Pier Guidi wants the Balance of Performance of the Ferrari 488 GTLM to be changed to make it more competitive in a straight line after struggling during the ROAR.
Cadillac led the way in Prototypes, with Ford GT leading in GT Le Mans and Lamborghini ahead in GT Daytona.