DSM 1G Built Cylinder Head

DSM Built 1G Large port 6-bolt cylinder head. This is discounted due to needing a resurface, o-ring groove recut and ring install (welding grooves prior to resurfacing is also an option if no ring is desired). Includes GSC high RPM beehive valve springs, upgraded intake and exhaust valves, Ti retainers, head stud pressed inserts.