{"product_id":"manley-small-block-chevy-ls-1-ls-2-ls-6-head-1-550-head-diameter-race-flo-exhaust-valves","title":"Manley Small Block Chevy LS-1 \/ LS-2 (LS-6 Head) 1.550 Head Diameter Race Flo Exhaust Valves","description":"Manley Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPM.\nHead Diameter: 1.550 in. - Stem Diameter: .3136 in. - O\/A : 4.923\nManley Valve - Exhaust, Valve-LS1 R\/M 1.550.\n\u003cul\u003e\n  \u003cli\u003eRecommended for Alcohol Engines: These valves are the recommended choice for exhaust valves in alcohol engines, ensuring reliable performance even in demanding conditions.\u003c\/li\u003e\n  \u003cli\u003eSwirl Polished and Fully Machined: The valves feature swirl polished under head areas and fully machined combustion faces to optimize airflow and combustion efficiency.\u003c\/li\u003e\n  \u003cli\u003eStainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.\u003c\/li\u003e\n  \u003cli\u003eVariety of Shapes: Choose between Race Master (Straight Stem) and Race Flo shapes to suit your racing engine's specific requirements.\u003c\/li\u003e\n  \u003cli\u003eChrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity and wear resistance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDesigned specifically for high-performance applications, the Manley Performance LS-1 \/ LS-2 Race Flo Exhaust Valves are engineered to deliver exceptional durability and airflow for engines operating up to 8,000 RPM. These valves are ideal for bracket racing, drag racing, and oval track events where reliable performance under demanding conditions is essential. Constructed from high-quality stainless steel, they provide outstanding resistance to wear and corrosion, ensuring longevity even in challenging environments. The fully machined combustion faces and swirl polished under-head areas optimize airflow and combustion efficiency, contributing to improved horsepower and overall engine performance. Featuring chrome stems and hard tips, these valves are built to withstand the rigors of high RPM operation and repetitive valve cycles, making them a trusted choice for serious racers. They are recommended for alcohol engines, ensuring consistent performance when it matters most. Suitable for a range of Pontiac Firebird and Chevrolet Camaro models from 1998 to 2002, these valves are available in various shapes and stem designs to match your specific engine requirements. Whether you're upgrading an existing setup or building a race engine from scratch, the Manley Race Series valves provide the quality and precision necessary to maximize your vehicle’s potential.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned for engines operating under 8,000 RPM, ideal for bracket, drag, and oval track racing\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eConstructed from durable stainless steel for high resistance to wear and corrosion\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFully machined combustion faces and swirl polished under-head areas to enhance airflow and combustion efficiency\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eChrome stems and hard tips for extended longevity and wear resistance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRecommended for alcohol engines to ensure reliable performance under demanding conditions\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eAvailable in various shapes, including Race Master (Straight Stem) and Race Flo, to suit specific engine setups\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatible with Pontiac Firebird and Chevrolet Camaro models from 1998 to 2002\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\nCadillac CTS V 2004\u003cbr\u003e\nCadillac CTS V 2005\u003cbr\u003e\nChevrolet Camaro Z28 1998\u003cbr\u003e\nChevrolet Camaro Z28 1999\u003cbr\u003e\nChevrolet Camaro Z28 2000\u003cbr\u003e\nChevrolet Camaro Z28 2001\u003cbr\u003e\nChevrolet Camaro Z28 2002\u003cbr\u003e\nChevrolet Corvette Base 1997\u003cbr\u003e\nChevrolet Corvette Base 1998\u003cbr\u003e\nChevrolet Corvette Base 1999\u003cbr\u003e\nChevrolet Corvette Base 2000\u003cbr\u003e\nChevrolet Corvette Base 2001\u003cbr\u003e\nChevrolet Corvette Base 2002\u003cbr\u003e\nChevrolet Corvette Base 2003\u003cbr\u003e\nChevrolet Corvette Base 2004\u003cbr\u003e\nChevrolet Corvette Z06 2001\u003cbr\u003e\nChevrolet Corvette Z06 2002\u003cbr\u003e\nChevrolet Corvette Z06 2003\u003cbr\u003e\nChevrolet Corvette Z06 2004\u003cbr\u003e\nPontiac Firebird Formula 1998\u003cbr\u003e\nPontiac Firebird Formula 1999\u003cbr\u003e\nPontiac Firebird Formula 2000\u003cbr\u003e\nPontiac Firebird Formula 2001\u003cbr\u003e\nPontiac Firebird Formula 2002\u003cbr\u003e\nPontiac GTO Base 2004","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":53855412912444,"sku":"man11361-8","price":244.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1865\/9007\/files\/8abcc06748efc38771788b16aecbc122_1553087d-4243-49d0-88e2-eedc416fb3b2.jpg?v=1784854814","url":"https:\/\/necycleshop.com\/products\/manley-small-block-chevy-ls-1-ls-2-ls-6-head-1-550-head-diameter-race-flo-exhaust-valves","provider":"NE Cycle Shop","version":"1.0","type":"link"}