JUST GOT BACK FROM MICH TODAY.I HAVE A F7 SNO-PRO GREAT SLED LOTS OF POWER.WAS BREAKING THE SLED IN BY THE BOOK AND HAD AROUND 50 MILES ON IT WHEN IT DIED OUT.I WAS DRIVING AROUND 50 TO 65 MPH FOR A LITTLE BIT THEN THE SLED JUST DIED BUT THE MOTOR DIED BY MAKING A WEEZING NOISE LIKE I SPUN A BEARING OR SOMETHING LIKE THAT, IT DID THIS TWICE , THEN IT TOOK ME SEVERAL TIMES TO GET IT STARTED. AFTER THE SECOND TIME IT RUNS FINE NOW AND I PROCEEDED TO GET 120 MILES ON IT.HAS THIS HAPPENED TO ANYBODYS SLED YET. OH YEA AND MY GAS TANK WAS FULL. THANKS LEO