{"product_id":"moroso-air-oil-separator-twin-cam-w-s-and-s-teardrop-air-cleaner-pol-82-9504","title":"Moroso Air\/Oil Separator - Twin CAM W\/S\u0026s Teardrop AIR Cleaner POL — Harley-Davidson (1999-2017)","description":"\u003cp\u003eMoroso air-oil separator for Twin Cam engines with S\u0026amp;S Teardrop air cleaner, designed to intercept crankcase vapors, oil mist, and moisture before they enter the intake system. Keeps the breather system functional while protecting your air filter, throttle body, intake valves, and pistons from excessive oil and carbon buildup.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eFilters crankcase vapors, unburned fuel, oil mist, and moisture from breather system\u003c\/li\u003e\n  \u003cli\u003eTwo-piece body design unscrews for easy cleaning and service\u003c\/li\u003e\n  \u003cli\u003eDoes not vent to atmosphere—captures oil in the canister to keep your bike and the ground clean\u003c\/li\u003e\n  \u003cli\u003eReduces detonation and knock caused by contaminated intake charge\u003c\/li\u003e\n  \u003cli\u003eMade in the U.S.A.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Moroso\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 85719\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 84663857195\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 9 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 6 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits Harley-Davidson Twin Cam engines equipped with an S\u0026amp;S Teardrop air cleaner.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhy is this better than venting to atmosphere?\u003c\/h3\u003e\n\u003cp\u003eAtmospheric vents dump oil onto your bike and the ground. Moroso's sealed design captures oil in the canister for mess-free operation and environmental compliance.\u003c\/p\u003e\n\u003ch3\u003eHow often do I need to clean it?\u003c\/h3\u003e\n\u003cp\u003eService intervals depend on riding conditions. The two-piece design unscrews easily for inspection and cleaning whenever oil accumulation is visible.\u003c\/p\u003e\n\u003ch3\u003eWill this reduce performance?\u003c\/h3\u003e\n\u003cp\u003eNo. By keeping clean air entering the engine, the separator prevents detonation and knock while improving combustion quality and valve life.\u003c\/p\u003e\n\u003ch3\u003eDoes this work with stock breather hoses?\u003c\/h3\u003e\n\u003cp\u003eIt plumbs inline with your factory breather system. Confirm hose routing with Moroso if your bike has aftermarket intake modifications.\u003c\/p\u003e\n\u003ch3\u003eWhat's included?\u003c\/h3\u003e\n\u003cp\u003eThe two-piece air-oil separator body with mounting hardware. Hoses and fittings vary by application—verify fitment before ordering.\u003c\/p\u003e","brand":"Moroso","offers":[{"title":"Default Title","offer_id":53035870879855,"sku":"82-9504","price":362.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/ce4f-62056219ae02c.jpg?v=1777529905","url":"https:\/\/vtwinbikers.com\/products\/moroso-air-oil-separator-twin-cam-w-s-and-s-teardrop-air-cleaner-pol-82-9504","provider":"Vtwinbikers","version":"1.0","type":"link"}