{"product_id":"comp-cams-cb-xr300h-r10-camshaft-kit-for-chevrolet-big-block-engines","title":"COMP Cams CB XR300H-R10 Camshaft Kit 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.\nPro Street\/bracket racing, 10:1+ compression, 3500+ stall, good intake, headers.\nChevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts\n\u003cp\u003eThe COMP Cams CB XR300H-R10 Camshaft Kit is designed for high-performance Chevrolet GEN IV 396-454 big block engines originally equipped with flat tappet camshafts. This complete kit includes a premium camshaft, lifters, valve springs, retainers, valve locks, valve stem seals, and a timing chain set, providing a comprehensive upgrade for enthusiasts seeking increased horsepower and torque. The kit is ideal for pro street and bracket racing applications with 10:1+ compression ratios, stall converters over 3500 RPM, and good intake and header setups. \u003c\/p\u003e\u003cp\u003eDesigned for durability and high performance, this kit ensures smooth operation and reliable power delivery in demanding racing environments. Assembly lubrication is included for flat tappet applications, simplifying installation and reducing wear during startup. The components are engineered to meet or exceed OEM standards, enabling optimal engine performance and longevity. \u003c\/p\u003e\u003cp\u003eSince this kit is not carb approved and requires carb acknowledgment, it is suitable for specialized racing setups where emissions compliance is not mandated. The kit’s construction adheres to Prop 65 regulations, ensuring safety and compliance in various regions. Whether upgrading an existing engine or building a new race engine, the COMP Cams CB XR300H-R10 kit provides the quality and performance needed for competitive motorsports.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eComplete camshaft kit for Chevrolet Big Block engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes camshaft, lifters, valve springs, retainers, and timing chain\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned for pro street and bracket racing applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSuitable for engines with 10:1+ compression and 3500+ RPM stall converters\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eAssembly lube included for flat tappet applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEngineered for durability and high performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRequires carb acknowledgment, not CARB approved\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eComplies with Prop 65 safety regulations\u003c\/li\u003e\u003c\/ul\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":55141640864049,"sku":"4396321","price":1738.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0990\/2247\/1473\/files\/4b10a52a6bd8514638828c501c63aa39.jpg?v=1783567396","url":"https:\/\/shop.topspeedcincy.com\/products\/comp-cams-cb-xr300h-r10-camshaft-kit-for-chevrolet-big-block-engines","provider":"Top Speed Cincy Shop","version":"1.0","type":"link"}