8 KW Home Standby Generator Maintenance Kit, For Units Manufactured In 2013 Or Later, Scheduled Maintenance Is A Necessity For All Standby Generators With 410 CC Generac Ohvi Engine, Maintenance Is Recommended At Every 200 Hours Or 2 Years, If Running In A Dusty Environment, More Frequent Maintenance May Be Required, Maintenance Intervals May Differ Per Model, Refer To The Generator Owner's Manual For More Information, Kit Includes, Air Filter, Oil Filter, Spark Plugs, Oil Funnel, Chamois & A Reminder Sticker, Recommended Oil: Synthetic 5W-30 For Temperatures Between -20 & 1,100 Degrees Fahrenheit, 10W-30 For Temperatures Between -10 & 40 Degrees Fahrenheit, SAE 30 For Temperatures Between 32 & 110 Degrees Fahrenheit, Oil Not Included.