Engine Maintenance Kit Product Type Engine Maintenance Kit Compatible Brand Honda Compatible Manufacturer Number GX240 GX270 GX340 GX390 Compatible Grainger Part Number Not Applicable Compatible Product Type GX240 (8 hp) and GX270 (9 hp) Cyclone Engines GX340 (11 hp) and GX390 (13 hp) Engines Includes (2) 770-640 Cycle Engine Oil 100-012 Air Filter Combo 130-823 Spark Plug