{"product_id":"manley-12345-8-race-series-exhaust-valves-for-gm-genv-lt-series-1-590-inch-head-diameter","title":"Manley 12345-8 Race Series Exhaust Valves for GM GenV LT-Series, 1.590 Inch Head Diameter","description":"1.590 RM Exhaust Valves LT1 6.2L\n\u003cp\u003eThe Manley 12345-8 Race Series Exhaust Valves are designed specifically for high-performance GM GenV LT-Series engines, including the LT1 6.2L model. These valves feature a 1.590-inch head diameter, providing optimal airflow and enhancing engine efficiency. Manufactured from durable stainless steel, they are engineered to withstand extreme temperatures and high-stress conditions encountered during racing or high-performance driving. The valves measure approximately 5.205 inches in length with a stem diameter of 0.3136 inches, ensuring precise fitment and reliable operation. This set of eight valves is ideal for enthusiasts and professional builders seeking to maximize engine power and durability in demanding applications. Installation of these valves can contribute to improved exhaust flow, increased horsepower, and overall engine performance. They are compatible with GM GenV LT-Series engines, making them a suitable upgrade for performance-oriented vehicles and racing builds.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned for GM GenV LT-Series engines, including LT1 6.2L\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSet of 8 exhaust valves for comprehensive engine rebuild or upgrade\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eHead diameter: 1.590 inches for enhanced airflow\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial: Stainless steel for corrosion resistance and durability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eValve stem diameter: 0.3136 inches for precise fitment\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eLength: Approximately 5.205 inches for optimal performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRace Series design for high-stress and high-temperature applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes all necessary components for installation\u003c\/li\u003e\u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":44678074499138,"sku":"MAN12345-8","price":193.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0688\/4327\/4306\/files\/MAN12345-8.jpg?v=1786033968","url":"https:\/\/ltactradingco.com\/products\/manley-12345-8-race-series-exhaust-valves-for-gm-genv-lt-series-1-590-inch-head-diameter","provider":"LTAC Trading Co.","version":"1.0","type":"link"}