It is a brand new engine and It was running fine and the bam... My nephew had to run in to a tree to stop it then shut the fuel off to get it to shut down....
Hello, I am having trouble with a fairly new 6.5 hp greyhound (4 months) I started it in the garage on stands and it ran at full, I check the regulator and noticed it was wide open .. When I pushed it back it idled the engine back to normal, but when I let it go it went right back to full...