With the changes, IMSA has strapped the Porsche 911 RSR with a 20 kg minimum weight increase, while the BMW M6 GTLM has receive a reduction in boost pressure and 2 liters less fuel. The Ford GT, which has now claimed three GTLM class wins in a row, has received a 0.1mm smaller refueling restrictor.
The only car to get a break in regards to speed was the Ferrari 488 GTE, which will now be allowed to run a higher boost pressure. The Ferrari will now also be allowed to carry an additional 2 liters of fuel and will have a 1.0mm larger refueling restrictor.
The Corvette C7.R showed its usual pace in last weekend’s Mobil 1 Sportscar Grand Prix at Mosport, leading much of the race before turning up second. The Corvette was slowed by IMSA earlier this year after taking back-to-back wins in the 24 Hours of Daytona and 12 Hours of Sebring and turning in a competitive performance at Long Beach.
The No. 3 Corvette C7.R of Jan Magnussen and Antonio Garcia and No. 4 C7.R of Tommy Milner and Oliver Gavin will return to the track the weekend of July 24th for the IMSA WeatherTech Northeast Grand Prix. Milner and Gavin currently lead the GTLM standings with Ford drivers Richard Westbrook and Ryan Briscoe in tow.