{"product_id":"comp-cams-nitrided-camshaft-cb-xm-278h-for-chevrolet-big-block-engines","title":"COMP Cams Nitrided Camshaft CB XM 278H for Chevrolet Big Block Engines","description":"Jet w\/ A impeller, needs improved intake, likes headers. Nitrided.\nChevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts\n\u003cp\u003eThe COMP Cams Nitrided Camshaft CB XM 278H is designed specifically for Chevrolet GEN IV 396-454 big block engines originally equipped with flat tappet camshafts. This high-performance camshaft features a nitrided finish, providing enhanced durability and resistance to wear under demanding conditions. Its precise engineering ensures optimal timing and lift, contributing to improved engine performance and responsiveness. The camshaft is ideal for enthusiasts seeking to upgrade their engine's power output and efficiency while maintaining compatibility with factory components. The CB XM 278H is well-suited for applications that favor headers and require an improved intake setup, making it a versatile choice for performance modifications. Please note that this camshaft is not carburetor approved and requires acknowledgment of this specification during installation. It is recommended for use in setups where air-freight is permitted, and it complies with Prop 65 safety requirements. Installation of this camshaft may necessitate additional tuning and component adjustments to achieve optimal performance. Whether you're rebuilding or upgrading, the COMP Cams CB XM 278H delivers reliability and performance for serious engine builders and enthusiasts alike.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eNitrided finish for increased durability and wear resistance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned for Chevrolet GEN IV 396-454 big block engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOptimized for header compatibility and improved intake performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSpecifically engineered for flat tappet camshaft applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRequires acknowledgment of non-carb approval during installation\u003c\/li\u003e\u003c\/ul\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":55151648473393,"sku":"4389865","price":462.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0990\/2247\/1473\/files\/e264be089ac75fefb70f4c3035b15555_7e815fd7-5097-4c0b-9c7a-f502ace71bbe.jpg?v=1783574809","url":"https:\/\/shop.topspeedcincy.com\/products\/comp-cams-nitrided-camshaft-cb-xm-278h-for-chevrolet-big-block-engines","provider":"Top Speed Cincy Shop","version":"1.0","type":"link"}