{"product_id":"comp-cams-ford-small-block-camshaft-complete-kit-fs-xe258-hr10-1hy1ab","title":"COMP Cams Ford Small Block Camshaft Complete Kit FS XE258 HR10","description":"The COMP Cams Xtreme Energy camshaft delivers enhanced street performance for Ford Small Block engines, producing very strong torque and horsepower gains with a smooth idle and responsive throttle—ideal for mild performance upgrades and heavy vehicle applications. Engineered for excellent low- to mid-range power, it performs best with proven combinations such as the Edelbrock Performer intake manifold and a TCI Street Rodder or stock torque converter. Featuring full-size base circles, this camshaft works seamlessly with COMP Cams Evolution hydraulic roller tappets and eliminates the need for dog bones and lifter retainers—components never intended for pre-1985 applications. This camshaft supersedes part number K31-412-8, offering a dependable upgrade designed for improved drivability and consistent performance.","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":45708417761366,"sku":"CCAK31-491-9","price":457.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/0411\/1190\/files\/qi8ww78jipre_ab6f8909-2972-4e54-bdf4-d8d28feaf9cb.jpg?v=1788764660","url":"https:\/\/truegearus.com\/products\/comp-cams-ford-small-block-camshaft-complete-kit-fs-xe258-hr10-1hy1ab","provider":"TrueGear","version":"1.0","type":"link"}