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K&N Filter Universal Rubber Filter - Round Straight - Angled Flange for 81-82 Honda ATC250R 250 K&N Engineering KNNRU-1780
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K&N Filter Universal Rubber Filter - Round Straight - Angled Flange for 81-82 Honda ATC250R 250

KNNRU-1780
024844010384
Air Filters - Universal Fit
12 Units In Stock - Ships Next Business Day
$ 58.00 $ 50.39
$ 50.39

SKU: RU-1780 | UPC: 024844010384

K&N RU-1780 Universal Clamp-On Air Filter Round Straight Angled Flange for 81-82 Honda ATC250R

Upgrade your 1981-1982 Honda ATC250R with the K&N RU-1780 universal clamp-on air filter featuring a round straight design and angled flange. This filter delivers increased airflow for better horsepower and acceleration on your ATV. Constructed with molded rubber flanges it ensures a secure vibration-absorbing fit on various intakes.

Key Features

  • 4 Layers of Protection: Multiple layers of premium cotton gauze with a tacking agent create a mesh that traps contaminants while allowing maximum airflow.
  • Clean Every 5 Years: Washable and reusable only needs cleaning every 75000 miles under normal conditions saving time and money.
  • Easy Installation: Pre-oiled and ready to clamp on for quick performance gains without tools or modifications.
  • Engineered Power: State-of-the-art media increases horsepower acceleration and overall engine response.
  • Rugged Construction: Durable premium materials and stretchable flanges up to 116 inch fit between sizes and last a lifetime.

Product Notes

  • Flanges absorb vibration for secure attachment on angled or offset intakes.
  • Wash with K&N cleaner and re-oil for repeated use.
  • Ships in protective box dimensions 825 x 825 x 775 inches.

Installation Notes

  • Professional installation recommended.
  • Clamp onto 25 inch inside diameter intake flange.
  • Uses standard hose clamps for universal mounting.

This Part Fits

Year Make Model Submodel
1981-1982 Honda ATC250R Base

Why Choose K&N?

  • Proven leader in high-flow filtration for motorsports and powersports.
  • Millions of filters in use worldwide for reliable performance.
  • Precision engineering matches exact intake specs for seamless fit.

Frequently Asked Questions

  • Q: Does the RU-1780 fit my 81-82 Honda ATC250R?
    A: Yes it clamps onto the 25 inch intake with angled flange for perfect fitment on ATC250R models.
  • Q: What material is used in this filter?
    A: Premium cotton gauze layers in a rubber-topped round straight housing built for durability.
  • Q: What is the warranty and cleaning process?
    A: Backed by 1-Year Limited Warranty wash with kit and re-oil every 75000 miles.

Shipping & Handling

  • Method: UPS Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Box dimensions 825 x 825 x 775 inches
  • Weight: 13 lb (06 kg)
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