{"product_id":"knucklehead-rocker-box-seal-kit-for-1-head","title":"Knucklehead Rocker Box Seal Kit for 1 Head","description":"\u003cp\u003eKnucklehead rocker box cover kit is for conversion and will fit 1938-47 late model valve spring cover set on 1936-38 models.\n\u003cbr\u003eKit is for use on Knucklehead exhaust rocker shaft. Five piece kit includes one seal  steel extension tube and washers for 1 head. Washer has a 1.425 inch and 1.495 inch O.D.  the seal has a 1.32 inch and 1.486 inch O.D.  and the steel collar measures .87 inch in length. Rocker box seal kit has enough parts for one rear application. *NOTE: See photo for rocker arm clearance required for installaiton for rear exhaust rocker.\u003c\/p\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n1936 Harley Davidson EL\u003cbr\u003e\n1937 Harley Davidson EL\u003cbr\u003e\n1938 Harley Davidson EL\u003cbr\u003e\n1939 Harley Davidson EL\u003cbr\u003e\n1940 Harley Davidson EL","brand":"V-Twin","offers":[{"title":"Default Title","offer_id":55923056640168,"sku":"14-0455","price":243.95,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/8273\/6552\/files\/14-0455a.jpg?v=1787883845","url":"https:\/\/speedguyscanada.com\/products\/knucklehead-rocker-box-seal-kit-for-1-head","provider":"THE SPEED GUYS CANADA ","version":"1.0","type":"link"}