Here are some additional tips for changing the oil in your Briggs & Stratton 12 HP ride mower:
1. Make sure that the engine is cool before you begin.
2. Drain the old oil from the engine.
3. Replace the oil filter (if applicable).
4. Fill the engine with new SAE 30 oil.
5. Check the oil level and add more oil if necessary.
Changing the oil in your ride mower is a simple task that can help to extend the life of your engine. By following these tips, you can ensure that you are using the correct type of oil and that the oil is changed at the correct intervals.