K&N Motorcycle Air Intake Kit RK-3910-1

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the air intake, there is probably a K&N Universal air filter for your equipment. All filters are constructed with ultra-strong molded pliable rubber flanges which absorb vibration and allow for secure attachment and can also be stretched for up to 1/16" (1.5mm) to fit in-between sizes. K&N universal air filters are washable and reusable. - Designed to increase horsepower and acceleration- Hundreds of sizes and shapes for most applications- High air flow with excellent filtration- Clamp-on washable and reusable air filter- Malleable flanges- One year limited warrantyProduct Specifications:Air Filter Shape Oval StraightBase Outside Length 9.5 in (241 mm)Base Outside Width 6.75 in (171 mm)Filter Material Cotton GauzeFilter Re-Oiling Amount 6.53 oz (193 ml)Flange Inside Diameter 4 in (102 mm)Flange Length 1.875 in (48 mm)Flange Offset 1.5 in (38 mm)Flange Type OffsetFlanges 1Footnote 1 Base Has (2) 7/8" VentsFootnote 2 Base Has Opt. 1/2" VentHeight 8.938 in (227 mm)