{"product_id":"hot-rod-magazine-may-1974-chevy-4-valve-small-block-heads-three-header-test","title":"HOT ROD MAGAZINE MAY 1974 CHEVY 4-VALVE SMALL-BLOCK HEADS ..THREE HEADER TEST","description":"The product is a vintage issue of Hot Rod Magazine from May 1974 featuring information and testing on Chevy 4-valve small-block heads. This magazine would be a valuable collectible for enthusiasts of classic cars, providing insights and performance data on these specific heads. With the focus on the Chevy brand and the inclusion of a header test, this issue would be particularly interesting for those interested in automotive modifications and improvements.","brand":"High Plains Thrifter","offers":[{"title":"Default Title","offer_id":51622669058279,"sku":null,"price":16.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/4544\/2279\/files\/a93d17d5-acb8-4cce-aaa4-18ad0f27233c.jpg?v=1765320338","url":"https:\/\/thehighplainsthrifter.com\/products\/hot-rod-magazine-may-1974-chevy-4-valve-small-block-heads-three-header-test","provider":"High Plains Thrifter","version":"1.0","type":"link"}