Gavin/Milner in the #4 Corvette tops the time sheets in Practice one with a 1:42.341
https://sportscarchampionship.imsa.c...=72&sessid=485
Westbrook / Briscoe 67 Ford - 1:42.444
Vilander / Fishichella 62 Ferrari - 1:42.516 (welcome back)
Then 66 Ford, 3 Vette, 912 Porsche 25 BMW - 1:43.281
GTD
16 Lambo was fastest in class at 1:44.700
57 Audi, 63 Ferrari, 73 Porsche and 33 Merc top 5.