{"product_id":"knucklehead-engine-case-set","title":"Knucklehead Engine Case Set","description":"\u003cp\u003e2023 New Production motor case set features a blank number boss  there are no serial numbers on the case. Sold with Bill of Sale only. Includes the welch plug  and the right and left case races installed as original!\n\u003cbr\u003eOil from top end returns through pushrod tubes. Does not return through cylinder base. Case accepts loose roller bearings on the sprocket and pinion shaft side. Case set required line lapping of the main case races. Case set is designed for replacement of the original cases. Case sets do not include pinion and sprocket shaft races. *NOTE: Case races should be line bored to 1.500 inch to accept standard rollers. Use 2 gaskets when mounting the oil pump body for proper clearance.  **NOTE: Numeral  inch7 inch stamped on rear motor mount halves  to denote 74 cubic inch. Builder may stamp these numbers in. *NOTE: Must order the following required components separately: cam  distributor gear  breather gear  pump and bushing.\u003c\/p\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n1937 Harley Davidson EL\u003cbr\u003e\n1938 Harley Davidson EL\u003cbr\u003e\n1939 Harley Davidson EL\u003cbr\u003e\n1940 Harley Davidson EL\u003cbr\u003e\n1941 Harley Davidson EL\u003cbr\u003e\n1941 Harley Davidson FL\u003cbr\u003e\n1942 Harley Davidson EL\u003cbr\u003e\n1942 Harley Davidson FL\u003cbr\u003e\n1943 Harley Davidson EL\u003cbr\u003e\n1943 Harley Davidson FL\u003cbr\u003e\n1944 Harley Davidson EL\u003cbr\u003e\n1944 Harley Davidson FL\u003cbr\u003e\n1945 Harley Davidson EL\u003cbr\u003e\n1945 Harley Davidson FL\u003cbr\u003e\n1946 Harley Davidson EL\u003cbr\u003e\n1946 Harley Davidson FL\u003cbr\u003e\n1947 Harley Davidson EL\u003cbr\u003e\n1947 Harley Davidson FL","brand":"V-Twin","offers":[{"title":"Default Title","offer_id":55915306025128,"sku":"10-1209","price":3262.95,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/8273\/6552\/files\/10-1209a.jpg?v=1787802317","url":"https:\/\/speedguyscanada.com\/products\/knucklehead-engine-case-set","provider":"THE SPEED GUYS CANADA ","version":"1.0","type":"link"}