{"product_id":"comp-cams-cb-x4-270h-11-camshaft-for-chevrolet-396-454-big-block-engines-with-oiling-groove","title":"COMP Cams CB X4 270H-11 Camshaft for Chevrolet 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.\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\u003eThe COMP Cams CB X4 270H-11 camshaft is specifically designed for Chevrolet Big Block engines from 1965-66, including 396 cubic inch displacement models that feature an oiling groove in the rear journal. This camshaft is engineered to optimize engine performance when paired with an improved intake manifold, headers, and gear ratios between 3.55 and 3.90, along with a stall converter of 2000 RPM or higher. Its advanced design ensures enhanced airflow and power delivery, making it an ideal choice for high-performance applications. Since standard camshafts listed do not accommodate the oiling groove in these models, customers requiring this feature are encouraged to contact us for assistance with ordering the correct part. This camshaft is suitable for air-freight shipping and complies with Prop 65 regulations, ensuring safety and quality standards are met.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned specifically for Chevrolet 396-454 Big Block engines from 1965-66 with rear journal oiling groove\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOptimized for use with improved intake manifolds, headers, and 3.55-3.90 gear ratios\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSuitable for high-performance setups with a 2000+ stall converter\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEngineered to enhance airflow and engine power\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRequires customer contact for proper ordering if oiling groove feature is needed\u003c\/li\u003e\u003c\/ul\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":55151754412337,"sku":"4389864","price":322.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0990\/2247\/1473\/files\/86a899ae5b817f7f660d734299630f5f_1b4f5521-2758-4a48-8fb3-20efe04c5d95.jpg?v=1783574874","url":"https:\/\/shop.topspeedcincy.com\/products\/comp-cams-cb-x4-270h-11-camshaft-for-chevrolet-396-454-big-block-engines-with-oiling-groove","provider":"Top Speed Cincy Shop","version":"1.0","type":"link"}