{"product_id":"howards-cams-solid-roller-camshaft","title":"Howards Cams Solid Roller Camshaft","description":"The Howards Cams 4\/7 Swap Camshaft is a solid roller, retro-fit camshaft designed for circle track and drag race applications. It features an advertised intake duration of 289 degrees and exhaust duration of 295 degrees, with a duration at 0.050 inch lift of 257 degrees for intake and 263 degrees for exhaust. The valve lift is 0.615 inches for both intake and exhaust with a factory rocker arm ratio.\n\nIt operates effectively within a 4,000-7,800 RPM range and is designed for engines with a 10.5-11.0:1 compression ratio. The 4\/7 swap firing order is utilized to create more power by altering the engine's firing order pattern.","brand":"Howards Cams","offers":[{"title":"Default Title","offer_id":53748249592120,"sku":"114633-06","price":541.12,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/865853684.jpg?v=1793975321","url":"https:\/\/store.motormia.co\/products\/howards-cams-solid-roller-camshaft","provider":"MOTORMIA","version":"1.0","type":"link"}