fits model: 125.

( Brand: K-n ), ( Manufacturer Part Number: RD-4200 ), ( Part Type: Flange Filter ), ( Engine Codes: Na ), ( UPC: 024844009029 )
The RD-4200 Air Filter from Hilborn is a high-performance replacement filter designed for enthusiasts and racers seeking top-tier engine protection and performance. This dual flange air filter features a unique design with dimensions of 2.125 inches (height), 6.25 inches (width), and 5.25 inches (length), making it a direct fit for specific engine applications.
The RD-4200 is constructed from premium materials, including a pleated, high-density cotton filter media that captures and holds dirt, debris, and contaminants, while allowing maximum airflow to enter the engine. The filter's square shape and large surface area allow for efficient filtration, ensuring your engine receives a constant supply of clean, fresh air.
The dual flange design of the RD-4200 offers a secure fit and reduces the risk of air leaks, ensuring optimal engine performance and fuel efficiency. The filter is also easy to install, thanks to its convenient mounting hardware and clear installation instructions.
In addition to its performance benefits, the RD-4200 is designed with durability in mind. Its sturdy construction, combined with its ability to be washed and reused, makes it a cost-effective and long-lasting replacement filter for your engine.
Overall, the RD-4200 Air Filter from Hilborn is an excellent investment for any serious automotive enthusiast or racer looking to improve their engine's performance and longevity. With its high-quality construction, efficient filtration, and durable design, this filter is a must-have for anyone with a passion for speed and power. Hilborn part number: 024844009029.
The RD-4200 Air Filter Dual Flange Hilborn, with part number 024844009029, is a high-performance air filter designed for various applications. Here are some pros and cons to consider before making a purchasing decision:
Pros:1. High-Efficiency: The RD-4200 is known for its exceptional filtration efficiency. It can capture dust, dirt, and other contaminants as small as 0.3 microns, ensuring cleaner air for your engine.
2. Durable Construction: The filter is made of high-quality materials, including a pleated media filter and a strong aluminum frame. This ensures long-lasting performance and resistance to wear and tear.
3. Easy Installation: The dual flange design of the RD-4200 allows for easy installation, as it can be used with a wide range of vehicles. It also comes with mounting hardware for convenience.
4. High Airflow: Despite its high filtration efficiency, the RD-4200 maintains good airflow, ensuring optimal engine performance.
Cons:1. Price: The RD-4200 is a premium air filter, and its price reflects its high-quality construction and performance. It may be more expensive than other air filters on the market.
2. Maintenance: While the RD-4200 is designed to last, it does require regular maintenance. The filter should be cleaned or replaced at least every 15,000 miles, depending on driving conditions.
3. Limited Availability: The RD-4200 may not be widely available at local auto parts stores. You may need to order it online or from a specialty retailer.
In conclusion, the RD-4200 Air Filter Dual Flange Hilborn is a great choice for those seeking high-performance air filtration for their vehicle. Its high filtration efficiency, durability, and good airflow make it an excellent investment for long-term engine protection and performance. However, its price and maintenance requirements should be considered before making a purchase. If these factors are not a concern, the RD-4200 is highly recommended.
25 in 159mm inner wire no outside length 9 229 width flange 6. To install, push ram tubes through rubber base and clamp at desired height . As with all k n air filters, these are washable and reusable.
Simply use k n oil and cleaner to service your filter.
25 in 133mm package contents 1 air filter quantity product box height 7.
Comes with removable aluminum top plate.
25 in 133mm filter material cotton gauze re-oiling amount oz 31 ml flange to 5 in 165mm base outside width .
38 in 238mm product box width 197 length 54 flange 0.
38 in 238mm product dual flange oval universal air filter top material finish none outside length 9 229 width 4.
25 w engine: na manufacturer product specifications k n oval stacks for late type hilborn Siamese - these filters are designed to be used with stock, uncut, Siamese ram tubes.