{"product_id":"eastern-mc-parts-valve-spring-collars-retainers-for-knucklehead-engine","title":"Eastern MC Parts Valve Spring Collars \u0026 Retainers for Knucklehead – Engine","description":"\u003cp\u003eStock replacement lower collars and upper retainers for OHV Big Twin 1936-1947, also known as Knucklehead.\u003c\/p\u003e\n\u003cp\u003eSet of 4 stock style upper retainers, Eastern USA (OEM 18221-36)\u003c\/p\u003e\n\u003cp\u003eValve spring retainers BT36-84 steel\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Valve Springs \u0026amp; Parts\u003c\/li\u003e\u003c\/ul\u003e","brand":"Eastern MC Parts","offers":[{"title":"Default Title","offer_id":62566223020362,"sku":"231341","price":72.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/standard-rgba_55fc263f-3113-4adb-94ec-497a471136ca.png?v=1782766380","url":"https:\/\/partsdenmark.com\/products\/eastern-mc-parts-valve-spring-collars-retainers-for-knucklehead-engine","provider":"Parts Denmark","version":"1.0","type":"link"}