Ironton OHV Horizontal Engine - 208cc, 3/4in. (19.05mm) x 2 19/64in. (58.5mm) Shaft Cast iron cylinder sleeve reduces bore wear to extend engine life and reduces emissions and oil consumption Dual ball bearings reduce friction for prolonged life Cast iron crankshaft for strength in high PTO torque situations Recoil start with compression release helps you start on the first pull Low oil shutdown turns the engine off if it runs low on oil, preventing serious damage or failure