The Briggs & Stratton 6035 Standby Generator Maintenance Kit is designed to keep your generator running smoothly. With this maintenance kit, you won't need to worry about trying to find the right part, the right amount of oil or a correct air filter. Everything needed for regular maintenance comes in this complete package. For more than a century, Briggs & Stratton branded engines and power equipment have helped consumers get the job done. Known for hard-working, dependable, efficient products, Briggs & Stratton is the worlds largest producer of gasoline engines for outdoor power equipment. Briggs & Stratton products are designed, manufactured, marketed and serviced in over 100 countries on all 7 continents.