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This K&N 56-9320 custom racing air filter assembly fits single or two barrel carburetors with 1.375 inch neck flanges on classic cars trucks and racing setups. It delivers higher airflow to increase horsepower and acceleration while trapping dirt outside the engine. Chrome plated top and base plates add show quality style to any engine bay.
Key Features
- Compact Design: 2.25 inch filter height over 1.375 inch centered neck flange fits tight engine compartments without sacrificing performance.
- High Flow Washable Filter: Red oiled cotton media provides excellent filtration and unrestricted airflow for better throttle response and power gains.
- Reusable Design: Clean and re oil the filter for repeated use saving money over disposable paper filters.
- Bolt directly to carburetor using existing 1.375 inch neck flange hardware.
- Yes the 1.375 inch neck flange matches Weber 40 IDF carbs common on 1958 to 1979 VW Beetles and similar aircooled engines.
- Heavy duty chrome plated steel top and base with rubber sealing grommet for vibration resistance and leak free operation.
Fitment
| Fitment Status | Universal or dimensional product |
|---|---|
| Required Verification | Exact dimensions, media, connection, mounting interface, and companion part number |
Specifications
| Brand | K&N Engineering |
|---|---|
| Manufacturer Part Number | 56-9320 |
| Product Type | Air Boxes |
| Fitment Type | Universal |
| Condition | New |
What's Included
One new K&N air boxes identified by manufacturer part number 56-9320. Hardware, adapters, clamps, hoses, filters, and service supplies are included only when stated for this exact product.
About K&N Engineering
K&N develops reusable air filtration, intake, oil filtration, fuel filtration, and related performance products for vehicle-specific and dimensional applications.
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Frequently Asked Questions
How do I confirm K&N 56-9320 fits my setup?
Match every listed dimension, flange or thread size, media type, mounting interface, and companion component. A similar shape or outside dimension alone does not confirm compatibility.
Does K&N 56-9320 require tuning or emissions verification?
Requirements vary by vehicle and intake configuration. Check the current K&N application and emissions notes, and complete any required calibration before full-load operation.
What should be checked after installing K&N 56-9320?
Verify seals, clamps, fasteners, hoses, sensors, wiring, and surrounding clearance as applicable. Check for leaks or contact, then follow the manufacturer service and reinspection schedule.
Installation Instructions
- Bolt directly to carburetor using existing 1.375 inch neck flange hardware.
- Compatible with centered flange carbs like Weber 40 IDF or small Holley 2 barrels.
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