Description
The K&N RK-320B custom air cleaner is specifically designed for older Harley-Davidson motorcycles. This part features a 2.625 in (67 mm) inlet and comes equipped with a K&N high-flow air filter, enhancing airflow to your engine. Each unit includes a dome-shaped chrome cover and a pre-drilled back-plate for easy installation.
This custom air cleaner is ideal for those looking to increase horsepower with proper carburetor calibration. It is suitable for various performance applications, providing a robust solution for improving air intake efficiency. The K&N RK-320B is a reliable choice for motorcycle enthusiasts who value performance and quality in their air and fuel delivery systems.
Features
- Includes a K&N high-flow air filter
- 2.625 in (67 mm) inlet diameter
- Comes with one gasket
- Pre-drilled back-plate for easy installation
- Dome-shaped chrome cover included
- Designed for use on older Harley-Davidson motorcycles
Frequently Asked Questions
What is included with the K&N RK-320B air cleaner?
It includes a K&N high-flow air filter, one gasket, and a dome-shaped chrome cover.
What is the inlet diameter of the RK-320B?
The inlet diameter is 2.625 in (67 mm).
Is the back-plate pre-drilled?
Yes, the back-plate is pre-drilled for easy installation.
âš WARNING (California Proposition 65): WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov

Not CARB approved. This item is not legal for sale or use on pollution-controlled motor vehicles in California or states that adopt California emissions standards. Intended for off-road / competition use where permitted by law.












