Tune Up Maintenance Kit Fits Kohler CV11 CV12 Command CV 11-15 EnginesOne New Aftermarket Replacement Tune Up Maintenance Kit Fits Kohler CV11, CV12 Command, and CV 11 15 Engines Kit Includes: Air Filter (4 5 8" Length, 3 3 4" Width, 2 13 16" Height) Oil Filter (Anti Drain: Yes, Height: 2. 26", Micron: 30, Outside Diameter: 2. 96", Relief Pressure: 10 20 PSI, Thread Size: 3 4" 16) Fuel Filter (Outside Diam: 1 29 32 (48. 4), Length: 4 1 16 (103. 2), In Line Fuel Filter for " Fuel Line) Spark Plug (Plug Type Resistor)