The 550 Series engine utilizes Overhead Valve (OHV) technology. It features an automotive-style air filter, cast iron cylinder sleeve, and dual ball bearings for longer life.
this enging runs and runs and runs. these engines have come to the point where with little matinance you can run them for a lifetime. great enging A+++++
The 550 Series engine utilizes Overhead Valve (OHV) technology. It features an automotive-style air filter, cast iron cylinder sleeve, and dual ball bearings for longer life.