K&N High Flow Air Filter for Honda CRF80F Dirt Bike
K&N High Flow Air Filter for Honda CRF80F Dirt Bike
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Description
K&N Powersports High-Flow Air Filter
Upgrade your machine’s performance with a K&N High-Flow Powersports Air Filter. Designed to increase airflow while providing superior filtration, these premium reusable filters help your engine breathe better for improved horsepower, throttle response, and overall performance.
Built with oiled cotton gauze media, K&N filters capture dirt and debris while allowing more air to reach the engine compared to traditional paper filters. The result is better performance and long-term reliability for motorcycles, ATVs, UTVs, and other powersports machines.
Unlike disposable filters, K&N air filters are washable and reusable, helping reduce maintenance costs over time. With proper cleaning and oiling, one filter can last for the life of your vehicle.
Key Features
High-flow design improves airflow and engine performance
Superior filtration protects your engine from dirt and debris
Washable and reusable for long-term value
Durable oiled cotton gauze construction
Direct OEM replacement for easy installation
Designed specifically for motorcycles, ATVs, UTVs, and other powersports applications
Why Choose K&N?
K&N is a global leader in high-performance filtration, trusted by riders and racers worldwide. Their powersports air filters are engineered to deliver maximum airflow without sacrificing engine protection, helping you get the most out of your ride.
Technical Specifications
- MFG. Part Number DU-9001
Vehicle Information
Honda CRF80F Dirt Bike (2004-2013)
The Honda CRF80F, produced from 2004 to 2013, was a popular off-road motorcycle designed for young riders transitioning to manual-clutch machines. This model consistently featured an 80cc (79.7cc) air-cooled, single-cylinder, four-stroke engine with a Single Overhead Camshaft (SOHC) two-valve design. It was fed by a 20mm piston-valve carburetor and paired with a five-speed manual transmission. Throughout its production run, the CRF80F maintained consistent core engine specifications and was offered as a single model without distinct trim levels. In 2004, it was introduced as a successor to the XR80, bringing updated styling and some suspension refinements. A notable cosmetic update occurred in 2009, which included an aggressive red finish over the entire seat, modifications to the tank shroud design, the front visor, and the coloring of the Honda logo on the side of the seat. FAQ:
Q: Is my 2007 Honda CRF80F model compatible with the parts shown?
A: To ensure compatibility, please use our year and edition selector at the top of the page.
Q: Were there any significant changes between the 2004 and 2013 production years?
R: The engine remained fundamentally the same, but a cosmetic update was introduced in 2009, altering the appearance of the seat and shrouds.
Maintenance
| Component | Interval | Details |
| Engine Oil | Recreational: Every 10 hours. Aggressive/Race: Every 5 to 7 hours. | Always check oil level before each ride. |
| Oil Filter | With every engine oil change. | Generally recommended to change filter together with oil. |
| Air Filter | Recreational: Inspect and clean every 5 to 10 hours. Harsh conditions: Inspect more frequently, replace every 10 hours. | Inspect more frequently (potentially after every ride) and clean or replace as needed in dusty or muddy conditions. |
| Spark Plug | Inspect and replace as needed. | Inspect and replace if necessary during pre-season service or if performance issues arise. Recommended gap: 0.6-0.7 mm. |
| Valve Inspections | Every 20 hours. | |
| Top-End Inspections | Recreational: Every 40 hours (some sources 50 hours). Aggressive: Every 30 hours (some sources 25 hours). | |
| Bottom-End Inspections | Recreational: Every 80 hours (2004) or 100 hours (2012). Aggressive: Every 50 hours (2012). | |
| Pre-Ride Inspection | Before each ride. |