3 in 1 snow sweeper 6.5hp road sweeper sweeper machine 

explode crankshaft!!

Turbocharge1000 EXACTLEYYY, you can / should rev it up when it is used for example if it is sweeping up heavy road debris, or wet snow. But when your bearley sweeping up a inch of dirt....

Thanks for your interest. And you could send a inquiry to sales02@qicaijixie.cn to ask details.Because now, I had changed my job.