Keep your mower running smoothly, season after season. This kit is for Toro walk power mowers with Briggs & Stratton 875/1000 Series engines. The easy-to-use kit includes a Toro replacement air filter (#130-8163), a replacement spark plug (#77-7330), a 18 oz. bottle of Toro SAE 30 walk-behind power mower engine oil (#38916) and two packets of fuel treatment (130-2393).