K&N Universal Air Filter Round Tapered 7.375in Base OD / 6.625in Top OD / 7.875in HeightBrand K&N Engineering Part Number RC 4900 Category Air Filters Air Filters Universal Fit Condition Brand New Original Manufacturer Packaging 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