... plus the original air cleaners in the engine provides cleaner air to engine for longer life and improved durability.4. ... offers economical usage.8.Special protective frame for engine, prevents any possible damage on tough jobsite.9 ... effect .Parameters: ModelMR68HMR68RMR75RMR85DEngineAir-cooled, 4-cycle, single cylinder Engine TypePetrol, Honda GX100Petrol, Robin EH100DPetrol, Robin EH12-2DDiesel, ...