This Maintenance Kit includes Four Honda GN4 10W30 Quarts of Oil  08C35-A131M02,Three Bottles Honda 08208-0080 Shaft Drive Oil, One Honda 17254-HN1-000 Air Filter, One Honda 15412-HM5-A10 Oil Filter, One NGK BKR5E-11 Spark Plug, One Honda 91302-KF0-003 O-Ring (54X2.4), One Honda 91303-HA0-004 O-Ring (11X1.9), One 12mm Drain Plug Crush Washer and a Convenient Disposable Funnel.