How much oil does a Troy Bilt 21 inch lawn mower take?
How much oil does a Troy Bilt 21 inch lawn mower take? 1 Quart of SAE-30 motor oil. What kind of oil does my yard machine lawn mower take? For the best bet, get a 10W30 or a synthetic 5W30 for all-season coverage. Do not use oil additives for your Yard Machine oil. How do you change the oil in a riding lawn mower? Drain the motor oil/coolant mix, and flush the remaining coolant out by pouring motor oil through until only clean oil is left flowing out of the mower. Place the drain plug back, and fill the mower...