{"product_id":"k-n-universal-rubber-filter-1968-norton-750-850-commando","title":"K\u0026N Universal Rubber Filter 1968 Norton 750\/850 commando","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003eR-0990\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 024844006301\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eK\u0026amp;N Universal Rubber Filter R-0990 for 1968 Norton 750\/850 Commando\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eK\u0026amp;N R-0990 is a clamp-on universal air filter built for 1968 Norton 750\/850 Commando models and other vintage applications. This 4-inch tall conical filter with 1.5-inch flange delivers increased airflow for better horsepower and acceleration. Its washable reusable design ensures long-term performance gains over disposable filters.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 Layers of Protection:\u003c\/strong\u003e Multiple layers of premium cotton gauze with tacking agent trap contaminants while allowing maximum airflow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean Once Every 5 Years:\u003c\/strong\u003e Service every 75000 miles under normal highway conditions based on 15000 miles per year average\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Pre-oiled and ready to clamp on for quick performance upgrade without tools\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered Power:\u003c\/strong\u003e State-of-the-art media increases horsepower acceleration and engine response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged Construction:\u003c\/strong\u003e Molded rubber flanges stretch up to 1\/16 inch absorb vibration and last a lifetime\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eFlanges fit 1.5 inch inside diameter intakes with 0.75 inch flange length\u003c\/li\u003e\n\u003cli\u003eWash with K\u0026amp;N cleaner oil and reinstall for reuse\u003c\/li\u003e\n\u003cli\u003ePackage dimensions 6.1 x 5.9 x 5.8 inches\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003cli\u003eClamp-on design secures to 1.5 inch air intake tube\u003c\/li\u003e\n\u003cli\u003eStretches to fit in-between sizes no cutting required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1967-1970\u003c\/td\u003e\n\u003ctd\u003eNorton\u003c\/td\u003e\n\u003ctd\u003eCommando\u003c\/td\u003e\n\u003ctd\u003e750\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1971-1975\u003c\/td\u003e\n\u003ctd\u003eNorton\u003c\/td\u003e\n\u003ctd\u003eCommando\u003c\/td\u003e\n\u003ctd\u003e850\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose K\u0026amp;N?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eOver 60 years engineering high-flow filtration\u003c\/li\u003e\n\u003cli\u003ePre-oiled cotton gauze outperforms paper filters\u003c\/li\u003e\n\u003cli\u003eMade with premium materials for motorsport durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Will R-0990 fit my 1968 Norton Commando 750?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e Yes 1.5 inch flange matches stock intake on 1968 Norton 750\/850 Commando models\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material is the filter media?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e Four layers of oiled cotton gauze in conical shape with rubber top and flange\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty and maintenance?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e 1-Year Limited Warranty clean every 75000 miles with K\u0026amp;N kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS Ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock - ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e 6.1 x 5.9 x 5.8 inches protective box\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1 lb\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K\u0026N Engineering","offers":[{"title":"Default Title","offer_id":40094216257615,"sku":"KNNR-0990","price":78.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/kn-universal-rubber-filter-1968-norton-750850-commando-kn-engineering.jpg?v=1766993990","url":"https:\/\/www.blackopsautoworks.com\/products\/k-n-universal-rubber-filter-1968-norton-750-850-commando","provider":"Black Ops Auto Works","version":"1.0","type":"link"}