{"product_id":"super-23-230-cnc-competition-ported-cylinder-head","title":"Super 23 230 CNC Competition Ported Cylinder Head","description":"The Trick Flow Super 23® 230 cylinder heads are engineered for high-power applications in small block Chevy engines. These assembled aluminum heads are designed to offer performance comparable to 18-degree heads while maintaining the convenience and compatibility of a 23-degree design, using standard valvetrain components and headers. The advanced CNC Competition Ported runner design ensures maximum flow and performance through precisely machined combustion chambers and runners with a high-resolution surface finish.\n\nKey features include 2.080-inch intake valves and 1.600-inch exhaust valves, a 70cc combustion chamber volume, and 230cc intake runners. The heads also incorporate angled spark plugs, extra-thick decks and walls for porting flexibility, and raised valve cover rails. They come equipped with dual valve springs capable of handling up to 0.680-inch of lift, titanium retainers, and 10-degree locks. The 7\/16-20 rocker arm stud size and 5\/16-inch guideplate pushrod size are also specified.\n\nInstallation notes indicate that these cylinder heads require head gaskets with a 4.155-inch bore diameter. Sold individually, these heads are a direct replacement or upgrade option for enthusiasts seeking to maximize the performance potential of their small block Chevrolet.","brand":"Trick Flow","offers":[{"title":"Default Title","offer_id":52689749344568,"sku":"TFS-3241T001-C03","price":1449.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/687766691.jpg?v=1784909926","url":"https:\/\/store.motormia.co\/products\/super-23-230-cnc-competition-ported-cylinder-head","provider":"MOTORMIA","version":"1.0","type":"link"}