Mr. Gasket Flat Black Easy-Flow Air Cleaners help customize your engine compartment and give you that stealth look. Designed to fit all single 2-, 3-, and 4-barrel carburetors with 5.125-inch necks, these competition air cleaners are ideal for race applications and high-performance street use. They're 14 inches in diameter, 3 inches tall, include a paper element, and have a flat, smooth top and internal baffles.