We Raced for 6 min in Mod at my local track within the time which definitely must have been five min. So with only 1200 mah batteries in 4wd it was tricky never to dump. So I attempted all motors and gearing to generally be on speed & not dumping. https://griffinrrkbq.blogs100.com/35400619/a-simple-key-for-race-day-memorabilia-le-mans-unveiled