210CC LS1 ENFORCER CYLINDER HEAD - SMALL BORE 5.3L

AFR's 210 LS1 Enforcer Cylinder heads feature our Permanent Mold “As-Cast” Technology surfaces on the intake runners, exhaust runners and combustion chambers that allows for extremely accurate and repeatable port location/performance. This budget friendly head  is perfect for your OEM engine operating below 6300 RPM. They come fully assembled with the identical components found in our higher end CNC ported cylinder heads; such as PAC Racing springs, viton valve seals, machined bead valve locks (not stamped), hardened spring seats and our one piece 8mm 21 4N Stainless Steel valves. They are available without any parts for the DIY. Sold as a single piece, 2 are required per engine.  Please see footnotes for additional information.  Included Components As Cast Combustion Chambers As Cast Exhaust Ports As Cast Intake Ports 3-angle Valve Job  8mm Bead Lock Intake Valve 2.000” x 4.900” O.A.L. AFR #7236 8mm Bead Lock Exhaust Valve, 1.570” x 4.915" Overall Valve Length AFR