{"product_id":"james-gasket-set-cylinder-base-rcm-022-37-47-74-knuckle-74-80-big-twin-flathead-nu","title":"James gasket set, cylinder base. RCM .022\" — 37-47 74\" Knuckle; 74\/80\" Big Twin Flathead (NU)","description":".022\" RCM (Rubber Coated Metal). Final crush .020\". OEM replacement reference 16774-21 \/ 46-21.  James'' RCM gaskets consists of a .020\" thick stainless spring steel base covered with a .001\" thick heat resistant Viton rubber on both sides. A very strong gasket which requires no re-torquing. Gaskets will not become brittle or burn out.\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e 37-47 74\" Knuckle; 74\/80\" Big Twin Flathead (NU)\u003c\/p\u003e","brand":"James Gaskets","offers":[{"title":"Default Title","offer_id":54238779998535,"sku":"526163","price":51.07,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/7812\/0519\/files\/526163k.jpg?v=1784484487","url":"https:\/\/www.chopperessentials.com\/products\/james-gasket-set-cylinder-base-rcm-022-37-47-74-knuckle-74-80-big-twin-flathead-nu","provider":"Chopper Essentials Co.","version":"1.0","type":"link"}