i jumped my 2-stroke CR-500 MX bike 80 feet. i have jumped a BMW at 100 mph, a chevy blazer at 60 mph. i jumped my old kachina jet boat at 70 mph and i flew at least 25 feet thru the air when i hit a wake. my old Suzuki Hayabusa powered Sand Bullet sandrail i jumped 45 feet in the sand dunes. it only weighed 800 lbs and the take off speed was 40 mph :rockon: