THIS MAINTENANCE ENGINE KIT INCLUDES AN AIR FILTER WITH PRE FILTER, OIL FILTER, FUEL FILTER, TWO SPARK PLUGS, AND TWO 1-QUART BOTTLES OF OIL. THE AIR AND PRE FILTER REPLACE PART NUMBERS MIU11515, MIU11517, GY21057, 792105 AND 593240. THE OIL FILTER REPLACES LG492932S, GY20577, 492932, 492932S, 696854, 4154, 492056. THE FUEL FILTER REPLACES 493629, 5065, 4129, 5065D, 84515. FITS 1/4" FUEL LINE. AND THE OIL IS A 4-CYCLE ENGINE OIL 10W-30. PLEASE EMAIL ENGINE MODEL NUMBER WITH ANY QUESTIONS.