{"product_id":"comp-cams-ford-small-block-camshaft-fs-291th-hr07-thumpr","title":"COMP Cams Ford Small Block Camshaft FS 291TH HR07 Thumpr","description":"\u003cp\u003eThe COMP Cams Xtreme Energy camshaft delivers enhanced street performance for Ford Small Block engines, providing very strong torque and horsepower gains with a smooth idle and responsive throttle—ideal for mild performance upgrades and heavier vehicle applications. Engineered for excellent low- to mid-range power, it works best with proven combinations such as the Edelbrock Performer intake manifold and a TCI Street Rodder or stock torque converter for reliable drivability. 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 31-601-8, delivering a dependable upgrade for improved performance and everyday usability.\u003c\/p\u003e\u003ca href=\"https:\/\/d32vzsop7y1h3k.cloudfront.net\/5e2281caf2b08d46f065c8da11784082.PDF\"\u003eInstallation Instructions\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/d32vzsop7y1h3k.cloudfront.net\/8a0c0c4bac68d143c077f3d274494faf.PDF\"\u003eUser 9\u003c\/a\u003e\u003cbr\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":51549560013115,"sku":"CCA31-601-9","price":562.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0708\/3871\/4683\/files\/33b82b51defd5c845e78b34f00e9bf9fL_4e264aab-735a-4fd6-8f77-8116733e164b.jpg?v=1786965341","url":"https:\/\/puertoricomotorsport.store\/products\/comp-cams-ford-small-block-camshaft-fs-291th-hr07-thumpr","provider":"Puerto Rico Motorsport","version":"1.0","type":"link"}