{"product_id":"manley-ford-427-medium-hi-riser-tunnel-port-1-750-diameter-dish-severe-duty-exhaust-valves-set-of-8","title":"Manley Severe Duty Exhaust Valves – Ford 427 (Medium\/Hi Riser\/Tunnel Port) 1.750 Diameter Dish","description":"\u003cp\u003eManley packages these Severe Duty exhaust valves for Ford 427 (Medium\/Hi Riser\/Tunnel Port) 1.750 Diameter Dish around the measurements that matter during cylinder-head setup, rather than treating every valve size as a separate shopping path. Use the exact Manley part number shown below to distinguish this product from similar valves offered for the same or related engine family.\u003c\/p\u003e\u003cp\u003eThe correct Ford 427 (Medium\/Hi Riser\/Tunnel Port) 1.750 Diameter Dish valve is the one that matches the finished head. Stem clearance, seat contact, installed height, spring package, and keeper location should all be checked during assembly.\u003c\/p\u003e\u003ch3\u003eKey Product Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Ford 427 (Medium\/Hi Riser\/Tunnel Port) 1.750 Diameter Dish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManley Series:\u003c\/strong\u003e Severe Duty\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Position:\u003c\/strong\u003e Exhaust\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Family Detail:\u003c\/strong\u003e Severe Duty application focus\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e 11825-8\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePackage Quantity\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eSet of 8 valves.\u003c\/strong\u003e The selected configuration is supplied as a 8-piece valve package. This quantity applies to the selected Manley SKU family shown on this product page.\u003c\/p\u003e\u003ch3\u003eSelection \u0026amp; Fitment Notes\u003c\/h3\u003e\u003cp\u003eValve fitment should be verified from the cylinder head itself; check the required head size, stem size, overall length, seat work, and valvetrain geometry rather than relying on engine name alone.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eProfessional engine assembly and measurement are recommended. Product specifications should be confirmed against the selected Manley part number and the requirements of the exact engine build.\u003c\/em\u003e\u003c\/p\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":50207011733754,"sku":"MAN11825-8","price":301.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/74f034ffeac568f5631a4a37207861d6L_6ba4f26c-f261-4bed-bd4e-b8e2d5e04552.jpg?v=1787978865","url":"https:\/\/lgcracing.com\/products\/manley-ford-427-medium-hi-riser-tunnel-port-1-750-diameter-dish-severe-duty-exhaust-valves-set-of-8","provider":"Legacy Racing","version":"1.0","type":"link"}