Commercial Mid-Size Walk-Behind Mower Tune UpA comprehensive 26 point service, including the following: 1. Replace Spark Plug 2. Perform Ignition & Spark Test 3. Perform Compression Test 4. Replace Air Filter 5. Replace Pre Filter 6. Replace Engine Oil 7. Replace Oil Filter 8. Replace Fuel Filter 9. Inspect Carburetor & Fuel System 10. Inspect Wheel Bearings & Bushings 11. Sharpen Mower Blades [Replace As Needed] 12. Inspect Deck Body 13. Inspect Drive Belts 14. Inspect Deck Belts 15. Inspect