{"product_id":"jetprime-pair-system-eliminator-cover-ducati-monster-821-2015-jp-es-041","title":"JetPrime PAIR system eliminator cover for Ducati Monster 821 (2015–2021) – JP ES 041","description":"\u003cp\u003eThe JP ES 041 blanks the secondary air ports on the Monster 821 using Ducati's own fastener positions, with nothing drilled and no thread in the head disturbed.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDucati Monster 821 (2015–2021)\u003c\/li\u003e\n\u003cli\u003eBlanks the secondary air ports in the cylinder head\u003c\/li\u003e\n\u003cli\u003eMachined from solid aluminium\u003c\/li\u003e\n\u003cli\u003eO-ring sealed, no jointing compound\u003c\/li\u003e\n\u003cli\u003eOriginal fastener positions\u003c\/li\u003e\n\u003cli\u003eStandard housing refits at any time\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eThe Middle Monster\u003c\/h2\u003e\n\u003cp\u003eBetween the 797 and the 1200, and arguably the one that made the least sense of the three. Owners who chose it tend to be very fond of them.\u003c\/p\u003e\n\u003ch2\u003ePlastic on a Hot Casting\u003c\/h2\u003e\n\u003cp\u003eThe housing endures the widest thermal swing on the motorcycle. Reeds crack with age rather than mileage, and a cracked reed passes gas the wrong way.\u003c\/p\u003e\n\u003ch2\u003eKeep the Housing\u003c\/h2\u003e\n\u003cp\u003eIt refits in twenty minutes with no new seals, and having it is what turns an inspection or a suspicious buyer into a straightforward evening.\u003c\/p\u003e\n\u003ch2\u003eWhat Is Gained\u003c\/h2\u003e\n\u003cp\u003eOne fewer perishable component, a tidier top end and an exhaust port that cannot admit anything. No power and no consumption change.\u003c\/p\u003e\n\u003ch2\u003eOn a V4\u003c\/h2\u003e\n\u003cp\u003eDucati packages four cylinders into a very compact space, and access to anything on the rear bank means the tank and the airbox out of the way.\u003c\/p\u003e\n\u003ch2\u003eSold Separately\u003c\/h2\u003e\n\u003cp\u003eSome owners want the fault gone and nothing else. Ducati's split arrangement lets them stop there without leaving anything mechanically wrong.\u003c\/p\u003e\n\u003ch2\u003eAn Inspection Would Find Nothing\u003c\/h2\u003e\n\u003cp\u003eOriginal fastener positions, original torque and an unmarked sealing face. The exchange leaves no evidence beyond the cover itself, and the standard housing refits in twenty minutes with no replacement seals required whenever the motorcycle needs to be back at specification.\u003c\/p\u003e\n\u003ch2\u003eWhy the Cover Does Not Need a Gasket\u003c\/h2\u003e\n\u003cp\u003eThe head face is machined and flat, so a rubber ring in a turned groove seals against it with the fastener load doing nothing more than holding the two together. A paper gasket in the same place would bond, tear on removal and leave the owner scraping a cylinder head for an hour.\u003c\/p\u003e\n\u003ch2\u003eFitment and Compatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDucati Monster 821 (2015–2021)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eJP ES 041\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eJetPrime\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eCNC-milled Ergal 7075\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003ctd\u003eDucati Monster 821 (2015–2021)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation\u003c\/th\u003e\n\u003ctd\u003ePlug-and-play, no wiring harness modifications required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"JetPrime","offers":[{"title":"Default Title","offer_id":53628707471626,"sku":"JP ES 041","price":66.12,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/7831\/0410\/files\/013_00_89ae8464-24fb-44f9-92fd-9bb5e16e4e5b.png?v=1788550151","url":"https:\/\/inter-pace.com\/en-xk\/products\/jetprime-pair-system-eliminator-cover-ducati-monster-821-2015-jp-es-041","provider":"Inter-Pace","version":"1.0","type":"link"}