{"product_id":"dart-iron-eagle-s-s-small-block-chevy-cylinder-heads-2","title":"Dart 10024266 Iron Eagle S\/S Small Block Chevy Cylinder Heads","description":"Stock replacement, street and strip performance, or towing upgrade with mildly modified engines from idle to 5,500 RPM. Best for 305-383 cubic inch engines. Works with most standard components. Dart Iron Eagle S\/S 23 Deg 165cc heads produce great throttle response and low to mid-range torque for street performance engines. Our precision cast ports and chambers produce outstanding air flow without time consuming porting. Dart S\/S heads are legal in many racing sanctions with Iron head rules. Assemblies include Stainless Steel valves, premium springs, locks, retainers, and seals. Guide plates not included for self-aligning rocker styles.","brand":"Dart","offers":[{"title":"Default Title","offer_id":51163576697147,"sku":"BGWK_10024266","price":949.09,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/5958\/2011\/files\/10021070-ANG135_e2465602-cd41-4bf0-91bd-418f984fec07.jpg?v=1776120128","url":"https:\/\/performancepartscanada.ca\/products\/dart-iron-eagle-s-s-small-block-chevy-cylinder-heads-2","provider":"Performance Parts Canada","version":"1.0","type":"link"}