{"product_id":"comp-cams-camshaft-cb-xr270hr-10","title":"COMP Cams Camshaft CB XR270HR-10","description":"Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts, the Xtreme Energy grind family offers gains in torque and horsepower while still delivering adequate vacuum for power brakes and other vacuum dependent accessories. Xtreme Energy camshafts work great in carbureted applications, but offer the best performance with aftermarket intake manifolds, lower gear ratios, headers and free flowing exhaust.\nPerformance application, great mid-range torque, likes headers.\nChevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts\n\u003cp\u003eThe COMP Cams CB XR270HR-10 Xtreme Energy camshaft is designed to enhance the performance of Chevrolet GEN IV 396-454 big block engines that originally came with flat tappet camshafts. Featuring a quicker valve opening, this camshaft provides increased responsiveness and more area under the lift curve, resulting in improved mid-range torque and horsepower gains. Its profile is optimized to deliver a balance of power and driveability, making it suitable for both street and performance applications. The Xtreme Energy grind family is built to maximize efficiency in carbureted setups, especially when paired with aftermarket intake manifolds, headers, and free-flowing exhaust systems, which work synergistically to unlock additional engine performance. This camshaft maintains adequate vacuum for power brakes and accessories, ensuring a smooth driving experience while boosting engine output.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eQuicker valve opening for enhanced responsiveness\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncreased area under the lift curve for improved power\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOptimized for Chevrolet GEN IV big block engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIdeal for carbureted applications with aftermarket modifications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProvides strong mid-range torque and horsepower gains\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSuitable for use with headers and high-flow exhaust systems\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaintains vacuum for power brakes and accessories\u003c\/li\u003e\u003c\/ul\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":53519764685116,"sku":"cca11-422-8","price":669.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1865\/9007\/files\/dee08d4adf1fc3783b0b44227aa69d1a.jpg?v=1784236903","url":"https:\/\/necycleshop.com\/products\/comp-cams-camshaft-cb-xr270hr-10","provider":"NE Cycle Shop","version":"1.0","type":"link"}