{"product_id":"manifold-adapter-kit-o-ring-to-band-57-78-xl-66-e78-b-t-br-br-part-510565","title":"MCS Manifold Adapter Rings. O-Ring to Band – 66-E78 Big Twin; 1957–1978 XL Sportster","description":"\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThe pre-1978 early manifold; is sealed with o-rings between cylinder head and manifold. This kit includes adapter rings that allows you to convert to the early style pre-E78 ''o-ring system'' to the late style L78-84 ''band style'' system. Includes adapter rings that will work with: o-ring heads and o-ring manifold; o-ring heads \u0026amp; band style manifold and or band style heads \u0026amp; o-ring manifold. Kit includes four adapter rings and two stroker adapters to convert stock manifold for longer than stock length cylinders. Note: Band style seals are not included and must be purchased separately. For band style seals see James 518520 or Cometic 561409.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e66-E78 Big Twin; 57-78 XL Sportster (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e MCS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e INTAKE \u0026gt; MANIFOLD ADAPTERS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e PR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 510565\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Motorcycle Storehouse","offers":[{"title":"Default Title","offer_id":30154577182804,"sku":"MCS510565","price":4.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/products\/510565k_7c90e810-d994-46cd-a9aa-87cc35f34f5c.jpg?v=1623002976","url":"https:\/\/hogparts.co.uk\/products\/manifold-adapter-kit-o-ring-to-band-57-78-xl-66-e78-b-t-br-br-part-510565","provider":"Hogparts UK Ltd","version":"1.0","type":"link"}