Clamp-On Vent Filter 3 OD x 2-1/2 H (KN62-1390)

With 1-1/4" (32mm) Hole 

K&N Rubber Base Crankcase Vent Filters are designed to clamp directly to metal or plastic tubing. Ideal for engines, transmissions, oil or gas tanks on racing vehicles.

Part KN62-1390 Product Specifications 
Product Style: Rubber Base Crankcase Vent Filters
Flange Inside Diameter: 1.25 in (32 mm)
Outside Diameter: 3 in (76 mm)
Height: 2.5 in (64 mm) 
Top Style: Metal
Top Material/Finish: Chrome
Filter Material: Cotton Gauze 
Flange Length: 0.625 in (16 mm)
Flange Type: Centered
Flanges: 1
Inner Wire: No
Weight: 0.41 lb (0.19 kg)