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K&N Off-Road Air Filters for UMP Air Boxes, Volkswagen Carburetors, and other applications.


These Off- Road filters are designed to provide an outstanding combination of filtration and performance. Designed to achieve high, virtually unrestricted airflow while maintaining filtration levels critical to your engine.

K&N Off-Road Air Filter Assembly  K&N Off-Road Air Filter Assembly

55-1120 
Covered round assembly with 3” outlet. Aluminum cover allows extra protection for filter element. 
Filter size 9” Diameter by 3” tall
K&N Replacement Filters for UMP Off-Road Air Box

55-1000 - Fits inside the UMP Off-Road Air Box with 3” outlet. 
55-1001 - Fits inside the UMP Off-Road Air Box with 4” outlet. 
Includes sealing grease and a DryCharger filter wrap to extend servicing interval.

K&N Replacement Filters for UMP Off-Road Air Box
K&N Filters for VW Racing Engines
VW Racing Engine Air Filters

Universal air filters designed for 2-1/16" VW Solex and 2-9/16" Zenith-Holley carburetors.  One piece construction with a strong rubber base and flange that clamps directly to the carburetor. Some units have 1/2" vent kits included, for easy installation of vent hoses.   Choice of show quality chrome or economy rubber top.  Chrome adds the touch of class - rubber for the rugged off-road use.  Three shapes or styles and numerous heights available - see listings below.
VW SOLEX CARB WITH 
2-1/16" MOUNTING FLANGE
Flange    Filter       Filter  Rubber    Chrome
I.D.      Dimensions   Height  Part #    Part #   
Round Center Mount
2-1/16"   3-1/2"       4"      RA-0500   RA-050V
2-1/16"   3-1/2"       5"      RA-0510   N/A
2-1/16"   3-1/2"       6"      RA-0520   N/A
2-1/16"   4-1/2"       4"      RA-0530   N/A
2-1/16"   4-1/2"       5"      RA-0540   N/A
2-1/16"   5-1/2"       2"      RA-0550*  RA-055V* 
2-1/16"   5-1/2"       3"      RA-0560*  RA-056V*
2-1/16"   5-1/2"       4"      RA-0570*  RA-057V*
2-1/16"   5-1/2"       5"      RA-0580*  RA-058V*

Round Offset Mount
2-1/16"   6"           2"      RA-0450*  RA-045V*
2-1/16"   6"           3"      RA-0460*  RA-046V*
2-1/16"   6"           4"      RA-0470*  RA-047V*

Oval Offset Mount
2-1/16"   4-1/2" x 7"  1-1/2"  RA-0700*  RA-070V*
2-1/16"   4-1/2" x 7"  2"      RA-0710*  RA-071V*
2-1/16"   4-1/2" x 7"  3"      RA-0720*  RA-072V*

* - Optional 1/2" vent comes as standard equipment
ZENITH-HOLLEY CARB WITH 
2-9/16" MOUNTING FLANGE
Flange    Filter       Filter  Rubber    Chrome
I.D.      Dimensions   Height  Part #    Part #   
Round Center Mount
2-9/16"   4-1/2"       4"      RA-0600   N/A
2-9/16"   4-1/2"       5"      RA-0610   N/A
2-9/16"   5-1/2"       2"      RA-0620*  RA-062V*
2-9/16"   5-1/2"       3"      RA-0630*  RA-063V*
2-9/16"   5-1/2"       4"      RA-0640*  N/A
2-9/16"   5-1/2"       5"      RA-0650*  N/A

Round Offset Mount
2-9/16"   6"           2"      RA-0660*  RA-066V*
2-9/16"   6"           3"      RA-0670*  RA-067V*
2-9/16"   6"           4"      RA-0680*  RA-068V*

Oval Offset Mount
2-9/16"   4-1/2" x 7"  1-1/2"  RA-0750*  RA-075V*
2-9/16"   4-1/2" x 7"  2"      RA-0760*  RA-076V*
2-9/16"   4-1/2" x 7"  3"      RA-0770*  RA-077V*

* - Optional 1/2" vent comes as standard equipment

These filters are legal ONLY for racing vehicles.  Not applicable, nor intended for use on emission controlled street or highway vehicles.

 

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