14" x 4" Red Washable Air Filter Element Only Valve stem seals control the

Valve stem seals control the lubrication of the valve stem as it slides in the valve guide

Engineered for durability and precision

They feature extra-thick steel that's double-welded to the ring gear for added strength and anodized for corrosion resistance

Speedmaster Steel main girdles are machined from 1045 steel

14" x 4" Red Washable Air Filter Element Only Valve stem seals control theWe want you to have reusable filter elements that outflow ordinary paper filters, without spending an arm and a leg. These Speedmaster filters are washable and reusable, they utilize a cotton gauze with aluminum mesh construction, and have oil already applied. These quality filters are available in many sizes and styles, and are a terrific value.