AFR LSX 230 V2 Cylinder Heads - 65cc

AFR 230 LS Mongoose Cylinder Heads - (65cc) The Ultimate Bolt-On Emission Legal Street/Strip Weapon For the maximum high performing street/strip LS1-LS6 aluminum cylinder heads Airflow Research's 230cc "small bore" Mongoose heads are a great match for your build. Specifically designed for 3.900" bore 1997 to present GEN-3 Corvettes, Camaros and GM trucks. AFR’s LSx 230 Mongoose cylinder head offers unmatched flow performance for the cross section and volume. AFR’s LSX is a direct bolt on and no special parts are required. The AFR 1660 LS cylinder heads feature 2.080" intake and 1.600" exhaust diameter valves with iron ductile interlocking valve seats. These 230cc small bore cylinder heads are ideal for serious, naturally aspirated 370 to 383 cubic inch engines. Also a great choice for a high RPM, big horsepower 346 combination when matched to the correct peripherals. If you have a serious forced induction LS1 powerplant, this is the large valve, big runner head for your beast. Due t