PRC LS3, L92, & LSA CNC Cylinder Head Porting (Customer Supplied Castings)

Transform your GM LS3/L92 cylinder heads into high-performance powerhouses with our professional porting service. Backed by extensive R&D on the flow bench and engine dyno, our ported heads deliver exceptional airflow and proven performance gains. With a dyno-tested increase of 25+ horsepower over stock 6.2L cylinder heads, this service is perfect for Corvette, Camaro, and other LS3-powered vehicles.