{"product_id":"5-id-to-4-id-x-90-degree-rubber-cobra-head-reducing-elbow","title":"5\" ID to 4\" ID x 90 Degree Rubber Cobra Head Reducing Elbow","description":"\u003cp\u003e5\" ID to 4\" ID x 90 degree rubber cobra head reducing elbow. This version is 5\" ID on the short end and 4\" ID on the long end. (For 4\" on the short end, see the 4\" ID to 5\" ID version.)\u003c\/p\u003e\n\u003cp\u003eCobra head elbows are used when clearance is extremely limited, such as when an air cleaner outlet is up against a firewall. There is no other way to make a really tight bend without losing airflow.\u003c\/p\u003e\n\u003cp\u003eHow does the cobra head make such a tight bend without increasing turbulence? It flares out, creating more volume internally without increasing length. Use a cobra head anywhere a standard or short-radius elbow will not fit.\u003c\/p\u003e\n\u003cp\u003eTemperature rated at 250-275°F.\u003c\/p\u003e\n\u003cp\u003eRecommended clamps: \u003ca href=\"\/products\/t-bolt-clamp-for-4-id-black-rubber-intake-hoses\"\u003e94100-0450\u003c\/a\u003e on the small end and \u003ca href=\"\/products\/t-bolt-clamp-for-5-id-intake-hoses\"\u003e94100-0550\u003c\/a\u003e on the big end.\u003c\/p\u003e\n\u003cp\u003eTo make clamp installation easier, remove the locknut, align the clamp while holding it in place, then screw on the locknut to catch the first few threads.\u003c\/p\u003e\n\u003cp\u003ePart #: 90CB50R40B\u003c\/p\u003e","brand":"IH-Supply","offers":[{"title":"Default Title","offer_id":67720133017660,"sku":"90CB50R40B","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/5934\/4956\/files\/90CB50R40B.jpg?v=1792546580","url":"https:\/\/rpm-racing.com\/products\/5-id-to-4-id-x-90-degree-rubber-cobra-head-reducing-elbow","provider":"Racing Precision Motorsports","version":"1.0","type":"link"}