11-1/2″ and 8-1/2″ Diameters

• Fits carburetors with 5-1/8″ neck
• Designed for Moroso Air Cleaners and other brands with straight lip
• Channel provides extra protection against dust and other harmful elements
• Channel creates a maximum seal for carburetor airflow
• Made from Buna 70 durometer material
• Can be used conventionally on rolled lip air cleaner bases by flipping over