{"product_id":"comp-cams-camshaft-kit-cb-x4-270h-11-for-chevrolet-big-block-engines-1","title":"COMP Cams Camshaft Kit CB X4 270H-11 for Chevrolet Big Block Engines","description":"K-KIT - Complete Kit Includes: Camshaft, Lifters, Valve Springs, Retainers, Valve Locks, Valve Stem Seals, Timing Chain Set, Assembly Lube (in flat tappet applications), Decals and Instructions.\nBest with improved intake manifold, needs headers and 3.55-3.90 gears. 2000+ stall.\nChevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts\n\u003cp\u003eUpgrade your Chevrolet GEN IV 396-454 big block engine with the COMP Cams Camshaft Kit CB X4 270H-11, a comprehensive package designed for high-performance flat tappet applications. This kit includes a camshaft, lifters, valve springs, retainers, valve locks, valve stem seals, a timing chain set, assembly lube, decals, and instructions, providing all essential components for a complete replacement or upgrade. The kit is ideal for engines with improved intake manifolds and is best paired with headers and gear ratios between 3.55 and 3.90, along with a stall converter of 2000+ RPM. This ensures optimal power delivery and performance gains, making it suitable for street and strip applications alike.\u003c\/p\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":55142658933041,"sku":"4396286","price":746.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0990\/2247\/1473\/files\/97cc35064c4fd41a44054d99499833d8_6c8c4ca2-d176-4535-9e69-5ef753188665.jpg?v=1783567930","url":"https:\/\/shop.topspeedcincy.com\/products\/comp-cams-camshaft-kit-cb-x4-270h-11-for-chevrolet-big-block-engines-1","provider":"Top Speed Cincy Shop","version":"1.0","type":"link"}