Stens 785-656 Engine Maintenance Kit Fits: Honda most GX340 (11 HP) and GX390 (13 HP) engines; GX240 (8 HP) and GX270 (9 HP) cyclone engines Includes: Includes 100-012 Air Filter Combo; 130-823 Spark Plug; 770-640 4-Cycle Engine Oil (two 20 -ounce bottles)