Description: Crankcase Breather Filter Filter Element Color: Red Filter Height Imperial: 2.625in Filter Cap OD Metric: 55mm Filter Height Metric: 66.7mm Filter Base OD Metric: 55.6mm Overall Height Imperial: 2.625in Overall Height Metric: 66.8mm Filter Base OD Imperial: 2.1875in Filter Cap OD Imperial: 2.125in Inlet ID Imperial: 1in Filter Cap Color: Black Inlet ID Metric: 25mm Material: Cotton Gauze Filter Element / Chrome Cap