I am selling 2 brand new K+N universal pod filters for 38mm and up carbs. They are part number RU1770 Only $55 shipped.
Here are the specs on the filters:
Flange Angle: 20 degrees Flange Inside Diameter: 2.438 in (62 mm) Flange Length: 2 in (51 mm) Flanges: 1 Flange Type: Angled Height: 6 in (152 mm) Outside Diameter: 3.75 in (95 mm)