{"product_id":"comp-cams-cb-xr276hr-10-camshaft-for-chevy-396-454-big-block-engines-with-oiling-groove","title":"COMP Cams CB XR276HR-10 Camshaft for Chevy 396-454 Big Block Engines with Oiling Groove","description":"BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order.\nGreat for street machines, needs intake, headers, 2000+ stall and gears.\nChevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts\n\u003cp\u003eThe COMP Cams CB XR276HR-10 camshaft is designed specifically for Chevrolet 396-454 big block engines from 1965-66 that feature an oiling groove in the rear journal. This high-performance camshaft is ideal for street machines, providing a balance of power and drivability. It requires an intake manifold, headers, a stall converter of 2000 RPM or higher, and appropriate gears to optimize engine performance. Please note that the listed part number cams are not compatible with these models; if you need a camshaft with the oiling groove, contact us at 1-800-999-0853 or reach out through our customer service channels for assistance in placing your order. The CB XR276HR-10 is engineered to enhance your engine's efficiency and responsiveness while maintaining durability under street conditions.\u003c\/p\u003e \u003cp\u003eThis camshaft is built for engines originally equipped with flat tappet camshafts and is not carburetor approved, requiring carb acknowledgment during installation. It is not suitable for use with carbureted systems without modifications. The camshaft features advanced metallurgy and precision grinding to ensure consistent performance and longevity. Its design supports increased airflow and power output, making it suitable for enthusiasts seeking improved throttle response and horsepower gains. The part is manufactured by COMP Cams, a trusted brand known for quality and innovation in automotive camshaft designs.\u003c\/p\u003e \u003cp\u003eDesigned for easy installation in compatible Chevrolet big block engines, the CB XR276HR-10 offers a straightforward upgrade path for street performance projects. Its specifications and features are tailored to meet the demands of street-driven vehicles while providing the reliability and performance that COMP Cams is known for. Whether you're rebuilding or upgrading your engine, this camshaft delivers the performance characteristics needed for a robust street machine.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned for Chevrolet 396-454 big block engines from 1965-66 with rear journal oiling groove\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSpecifically compatible with flat tappet camshaft engines originally equipped in these models\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRequires intake, headers, 2000+ stall converter, and appropriate gears for optimal performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEngineered for street performance with increased airflow and horsepower\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eManufactured by COMP Cams with high-quality materials and precision grinding\u003c\/li\u003e\u003c\/ul\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":55150166180145,"sku":"4389932","price":628.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0990\/2247\/1473\/files\/dee08d4adf1fc3783b0b44227aa69d1a_59a886d7-a10e-425b-80c2-f4d0361b69fd.jpg?v=1783573858","url":"https:\/\/shop.topspeedcincy.com\/products\/comp-cams-cb-xr276hr-10-camshaft-for-chevy-396-454-big-block-engines-with-oiling-groove","provider":"Top Speed Cincy Shop","version":"1.0","type":"link"}