The FRAM legacy goes back decades and we're always working to deliver leading filtration technology and innovations. We provide a full set of oil, air, fuel and cabin filters to keep contaminants under control in critical spaces. Find our best products in this tune up kit, including Autolite spark plugs. Autolite has been a trusted leader and innovator in spark plug technology since 1936. You can count on our copper plugs for performance and value, backed by decades of experience and passion. These Autolite A3926 have a copper core center electrode, high nickel alloy enhanced electrodes, high-alumina multi-rib insulator, & a corrosion-resistant nickel-plated shell for reliable performance. Vertical Shaft Engines have a vertical crankshaft orientation and are commonly used in applications such as walk-behind lawn mowers, pressure washers, and some compact utility equipment. Horizontal Shaft Engines have a horizontal crankshaft orientation and are often utilized in riding lawn mowers, lawn tractors, zero-turn mowers, and other similar outdoor power equipment.