K&N RU-1790

Universal Air Filters > Universal Rubber Filter
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List Price: $60.42
Your Price: USD $40.99

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  Will ship as soon as it becomes available.

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.

[More Information on Universal Air Filters]
  • 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
  • Not legal for highway use in states adopting California emission regulations
  • One year limited warranty

Product Specifications

Air Filter ShapeRound
Filter MaterialCotton Gauze
Filter Re-Oiling Amount0.62 oz (18 ml)
Flange Inside Diameter3.5 in (89 mm)
Flange Length0.625 in (16 mm)
Flange TypeCentered
Height3 in (76 mm)
Inner WireNo
Outside Diameter5 in (127 mm)
Package Contents1 Air Filter
Package Quantity1
Product Box Height6.63 in (168 mm)
Product Box Length6.5 in (165 mm)
Product Box Width3.63 in (92 mm)
Product StyleRound Straight Universal Air Filter
Top Material/FinishNone
Top StyleRubber
Weight0.9 lb (0.4 kg)

Product Reviews

Friday, May 15, 2015 - Part RU-1790
Found a 1972 Aircat airboat in a barn , it has 180 hp. Lycoming engine on it , after lots of effort found out it had K & N filter on the carburetor . Ordered and had it installed in 4 days .

Dave Mitscherling
Victoria , Texas