K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine. The 62-1590WT crankcase vent filter has a K&N embossed chrome top and steel base. The zinc tube adapts to 1-1/4 inch hole and can be pressed into valve covers. Constructed with a white synthetic media it can be cleaned and reused repeatedly. A rubber fitting is included. Note: Legal in California only for racing vehicles which may never be used, registered, or licensed for use upon a highway. See knfilters.com for CARB status on each part for a specific vehicle.