The K&N adapter flange is a quick, convenient way to adapt a 2-7/16 inch flanged K&N Universal Air Filter to a carburetor with a 1 inch flat flange.
  • Manufactured With High Quality Materials
  • Engineered For Performance
  • Made In USA
Bolt Circle 1.781 in (45 mm)
Carburetor Flange Size 1 in (25 mm)
Country of Origin (Primary) US
Emission Code Legal US
Finish Chrome
Flange Type Adapter
Gaskets Included No
Harmonized Tariff Code (Schedule B) 8708998175
Hazardous Material Code N
Height 1 in (25 mm)
Life Cycle Status Code 2
Material Used Steel
Mounting Hardware Included No
MSDS Required Flag N
NAFTA Preference Criterion Code B
Outside Diameter 2.438 in (62 mm)
Package Contents 1 Adapter
Product Style Adapter Flanges
Thickness 1 in (25 mm)
Warranty Time 3
Weight 0.1 lb (0 kg)
Width 0.625 in (16 mm)

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K&N 85-1090 Carburetor Adapter

Product Information

  • Brand: K&N
  • Product Number: 85-1090