The new Racing Series #41663 is the latest addition to our line of engine dress-up accessories. Made from heavy-gauge, die-cast aluminum, these valve covers feature a sleek flat black powder coated finish with diamond cut finish raised racing stripe and Edelbrock Racing logo. The modern high-tech look will give any engine an aggressive look to match it's performance. Racing Series air cleaners feature a Pro-Flo Universal Air Filter with the exclusive Pro-Charge™ clean strip for easy maintenance. Each filter is washable and reusable. Fits all popular 5-1/8" diameter carburetors and includes a black anodized knurled nut. Comes with high-quality 3" pre-oiled and washable filter for excellent filtration.