{"product_id":"61-inch-knucklehead-rear-cylinder","title":"61 inch Knucklehead Rear Cylinder","description":"\u003cp\u003eRear cylinder fits Knucklehead 1936-1947 61 inch models. Cylinders are for stock bore  stock stroke and compression  featuring 5 fins.\n\u003cbr\u003eCylinders must be honed to standard size for proper fit. Sold each. Piston is not included.                                                                                                                                                                                                                               *NOTE: All cast iron cylinders have same piston to wall clearance .0025 -.003.\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":"Motorshop","offers":[{"title":"Default Title","offer_id":55921720623272,"sku":"11-0494","price":573.95,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/8273\/6552\/files\/11-0494a.jpg?v=1787861581","url":"https:\/\/speedguyscanada.com\/products\/61-inch-knucklehead-rear-cylinder","provider":"THE SPEED GUYS CANADA ","version":"1.0","type":"link"}