{"product_id":"manley-chevrolet-ls-7-small-block-1-610in-diameter-extreme-duty-exhaust-valves-set-of-8","title":"Manley Extreme Duty Exhaust Valves – Chevrolet LS7 Small Block 1.610\" Diameter","description":"\u003cp\u003eManley packages these Extreme Duty exhaust valves for Chevrolet LS7 Small Block 1.610\"; Diameter 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 Chevrolet LS7 Small Block 1.610\"; Diameter 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 Chevrolet LS7 Small Block 1.610\"; Diameter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManley Series:\u003c\/strong\u003e Extreme Duty\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Position:\u003c\/strong\u003e Exhaust\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e 11687-8\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\u003eBefore purchase, compare the selected valve dimensions with your head manufacturer or engine builder’s specification, including stem diameter, valve length, seat diameter, and keeper arrangement.\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":50207061770490,"sku":"MAN11687-8","price":514.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/fec5f7dba71aff461c53f7b003c4211fL_3cb9bb32-9702-465e-b1a6-30d8b51add61.jpg?v=1787802547","url":"https:\/\/lgcracing.com\/products\/manley-chevrolet-ls-7-small-block-1-610in-diameter-extreme-duty-exhaust-valves-set-of-8","provider":"Legacy Racing","version":"1.0","type":"link"}