{"product_id":"manley-chevy-ls-1-ls-2-ls-6-head-small-block-severe-duty-pro-flo-hollow-intake-valves-set-of-8","title":"Manley Chevy LS-1\/LS-2 (LS-6) Head Small Block Severe Duty\/Pro Flo Hollow Intake Valves (Set of 8)","description":"\u003cp\u003eManley Chevy LS-1\/LS-2 (LS-6) Head Small Block Severe Duty\/Pro Flo Hollow Intake Valves (Set of 8)\u003c\/p\u003e\n\u003cp\u003eManley Severe Duty® Valves deliver the ultimate in strength, reliability, and high-performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from exclusive materials (XH-428 for exhaust and NK-844 for intake), offering unmatched tensile strength compared to competitive alloys. In fatigue testing at 40,000 psi and 1400°F, Manley exhaust valves endured 100 million cycles, while competitors failed after just 100,000, proving a 1,000× longer fatigue life. Each valve features chrome stems, hard tips, and swirl-polished underheads with fully machined combustion faces for superior airflow, efficiency, and wear resistance. Built for those who demand race-winning strength and precision, Manley Severe Duty® Valves set the industry standard for performance and endurance.\u003c\/p\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eManley Valve - Intake, Valve-LS1 P\/F 2.080 HOLLOW.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cdl\u003e\n\u003cdt\u003eManufacturer part number\u003c\/dt\u003e\n\u003cdd\u003e11682H-8\u003c\/dd\u003e\n\u003cdt\u003eUPC\u003c\/dt\u003e\n\u003cdd\u003e807298069715\u003c\/dd\u003e\n\u003cdt\u003eShipping weight \u0026amp; size\u003c\/dt\u003e\n\u003cdd\u003e4.00 lb, 11.75 × 6.75 × 2.5 in\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003ch3\u003eNotices\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.\u003c\/li\u003e\n\u003cli\u003eSpecial order item — ships direct from the manufacturer; extended lead times may apply.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":47473744216252,"sku":"11682H-8","price":694.19,"currency_code":"USD","in_stock":false}],"url":"https:\/\/bpfauto.com\/products\/manley-chevy-ls-1-ls-2-ls-6-head-small-block-severe-duty-pro-flo-hollow-intake-valves-set-of-8","provider":"Andrewtech Automotive","version":"1.0","type":"link"}