Has anybody out there with a zaf had any problems with there wipers when traveling at really high speed when its raining.. i took it on to a disused airfield runway and was doing about 135 mph and it started to spit rain and when i turned the wipers on they were fine going up dut didnt really want to come down as the air was stopping them closing together this also happens around 90 mph they get really slow...any body changed theres to a diffent set up ?? sorry its in wrong section >>