german tracks fps problem

panzer8520

10RPM
Nov 2, 2015
12
7
31
running all tracks on ultra with 60fps constant,any weather,any daytime,but having 0.5 second fps drops on german tracks. it happens 2 to 3 times in 1 run,drops to 40 then goes back immediately.and ofcourse it only happens in curves.quite interesting.stopped playing germany,not fun.any idea ?