{"product_id":"comp-cams-cb-xs274s-10-camshaft-for-chevrolet-gen-iv-396-454-big-block-engines-with-oiling-groove","title":"COMP Cams CB XS274S-10 Camshaft for Chevrolet Gen IV 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.\nVery strong mid-range torque and throttle response, 2500+ stall.\nChevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts\n\u003cp\u003eThe COMP Cams CB XS274S-10 camshaft is designed specifically for Chevrolet Gen IV 396-454 big block engines, providing enhanced mid-range torque and responsive throttle performance. This camshaft includes an oiling groove in the rear journal, which is essential for certain 1965-66 396 cubic inch models, ensuring proper lubrication and longevity. If your engine requires a camshaft with this feature, please contact our support team at 1-800-999-0853 to confirm compatibility and place your order. The XS274S-10 offers a balanced profile suitable for high-performance applications, especially with a stall converter of 2500+ RPM, delivering strong acceleration and reliable power output.\u003cbr\u003eConstructed by COMP Cams, this part is engineered to meet the demands of performance enthusiasts seeking durable and effective components for their big block engines. Please note that this camshaft is not carburetor approved and requires carb acknowledgment during installation. Its robust design ensures high durability, making it ideal for street or track use where mid-range torque and throttle response are critical. Proper installation and compatibility verification are recommended to maximize performance benefits.\u003cbr\u003eThis camshaft is a non-eligible item for air freight and is sold as a single unit. Designed for automotive applications, it adheres to Prop 65 standards, ensuring safety and quality. Upgrade your Chevrolet big block engine with the COMP Cams CB XS274S-10 for reliable power and performance enhancements that meet your high-performance needs.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eOiling groove in rear journal for 1965-66 396 cubic inch models\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOptimized for Chevrolet Gen IV 396-454 big block engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProvides very strong mid-range torque and throttle response\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned for use with 2500+ stall converters\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDurable construction by COMP Cams for high-performance applications\u003c\/li\u003e\u003c\/ul\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":55149056229681,"sku":"4389991","price":334.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0990\/2247\/1473\/files\/f6a55dd26bec0c733705a453d976f74b_992bbea9-0e4c-4645-891b-9788428a65a4.jpg?v=1783572434","url":"https:\/\/shop.topspeedcincy.com\/products\/comp-cams-cb-xs274s-10-camshaft-for-chevrolet-gen-iv-396-454-big-block-engines-with-oiling-groove","provider":"Top Speed Cincy Shop","version":"1.0","type":"link"}