engines kohler courage6.5 briggs & stratton zia kohler koirage lawnmower oil warranty certified sae 30 briggs&stratton kohler vertical engine horizontal engine • 725 exi series • 6.5 hp courage kohler engine • readystart starting system with • dual ball bearings • ohv design • lightest engine in its class by 30% for easier maneuverability • acoustically engineered muffler for quiet operation and excellent tonal quality less vibration for more user comfort and enhanced engine life see your local orscheln farm & home store for pricing • sae 30 special order anytime! synthetic • 100% synthetic sae 5w-30 oil product may vary by store location and availability