{"product_id":"ls9-cylinder-head-gen-4","title":"LS9 Cylinder Head Gen-4","description":"Valve Spring Kit - Single Spring - 1.220 in Coil Bind - 1.320 in OD - Retainers \/ Rocker Arm Wear Pads \/ Seals \/ Seats \/ Valves Included - GM LS-Series - Kit","brand":"Chevrolet Performance Parts","offers":[{"title":"Default Title","offer_id":44587732795462,"sku":"FMQX_19420456","price":685.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/4543\/2134\/files\/GMP19420456.jpg?v=1770443558","url":"https:\/\/products.rocketperformanceproducts.com\/products\/ls9-cylinder-head-gen-4","provider":"Rocket Performance Racing Products","version":"1.0","type":"link"}