AFR 195 "Street Ported" Cylinder Heads - 75cc

AFR 195 "Eliminator" SB Chevrolet Street Head - (75cc) The Ultimate Bolt-on Emissions Legal Street Weapon These Air Flow Research 195cc small block Chevrolet cylinder heads feature high flow runners and fast burn combustion chambers. The standard 23° valve angle and OEM factory valve spacing make this the perfect street head for 350 to 400 cubic inch engines from 1955 through 1986. The exceptional flow characteristics, with an ideal operating range of 2000 RPM to 6500 RPM depending on peripherals. The AFR 1036 cylinder heads feature a fully CNC profiled 75cc combustion chamber. These heads utilize a 195cc intake runner, 64cc exhaust port and a 3/4” thick head deck, ideal for nitrous or blower applications. Standard valves are lightweight 8mm stems with 2.050" diameter intake and 1.600" diameter exhaust valves with AFR’s hardened ductile iron interlocking valve seats. Dual valve cover bolt pattern is standard. Exhaust port is raised .100" over GM L98 cylinder heads. This casting uses